20804824480

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{1543}}^1$

素因数の和:1779

約数の個数: 192

約数和(自身を含む): 55132213248

約数和(自身を除く): 34327388768

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 47, 55, 80, 88, 94, 110, 160, 163, 176, 188, 220, 235, 326, 352, 376, 440, 470, 517, 652, 752, 815, 880, 940, 1034, 1304, 1504, 1543, 1630, 1760, 1793, 1880, 2068, 2585, 2608, 3086, 3260, 3586, 3760, 4136, 5170, 5216, 6172, 6520, 7172, 7520, 7661, 7715, 8272, 8965, 10340, 12344, 13040, 14344, 15322, 15430, 16544, 16973, 17930, 20680, 24688, 26080, 28688, 30644, 30860, 33946, 35860, 38305, 41360, 49376, 57376, 61288, 61720, 67892, 71720, 72521, 76610, 82720, 84271, 84865, 122576, 123440, 135784, 143440, 145042, 153220, 168542, 169730, 245152, 246880, 251509, 271568, 286880, 290084, 306440, 337084, 339460, 362605, 421355, 503018, 543136, 580168, 612880, 674168, 678920, 725210, 797731, 842710, 1006036, 1160336, 1225760, 1257545, 1348336, 1357840, 1450420, 1595462, 1685420, 2012072, 2320672, 2515090, 2696672, 2715680, 2766599, 2900840, 3190924, 3370840, 3988655, 4024144, 5030180, 5533198, 5801680, 6381848, 6741680, 7977310, 8048288, 10060360, 11066396, 11603360, 11820923, 12763696, 13483360, 13832995, 15954620, 20120720, 22132792, 23641846, 25527392, 27665990, 31909240, 40241440, 44265584, 47283692, 55331980, 59104615, 63818480, 88531168, 94567384, 110663960, 118209230, 127636960, 130030153, 189134768, 221327920, 236418460, 260060306, 378269536, 442655840, 472836920, 520120612, 650150765, 945673840, 1040241224, 1300301530, 1891347680, 2080482448, 2600603060, 4160964896, 5201206120, 10402412240, 20804824480]

約数ペア:

[(1, 20804824480), (2, 10402412240), (4, 5201206120), (5, 4160964896), (8, 2600603060), (10, 2080482448), (11, 1891347680), (16, 1300301530), (20, 1040241224), (22, 945673840), (32, 650150765), (40, 520120612), (44, 472836920), (47, 442655840), (55, 378269536), (80, 260060306), (88, 236418460), (94, 221327920), (110, 189134768), (160, 130030153), (163, 127636960), (176, 118209230), (188, 110663960), (220, 94567384), (235, 88531168), (326, 63818480), (352, 59104615), (376, 55331980), (440, 47283692), (470, 44265584), (517, 40241440), (652, 31909240), (752, 27665990), (815, 25527392), (880, 23641846), (940, 22132792), (1034, 20120720), (1304, 15954620), (1504, 13832995), (1543, 13483360), (1630, 12763696), (1760, 11820923), (1793, 11603360), (1880, 11066396), (2068, 10060360), (2585, 8048288), (2608, 7977310), (3086, 6741680), (3260, 6381848), (3586, 5801680), (3760, 5533198), (4136, 5030180), (5170, 4024144), (5216, 3988655), (6172, 3370840), (6520, 3190924), (7172, 2900840), (7520, 2766599), (7661, 2715680), (7715, 2696672), (8272, 2515090), (8965, 2320672), (10340, 2012072), (12344, 1685420), (13040, 1595462), (14344, 1450420), (15322, 1357840), (15430, 1348336), (16544, 1257545), (16973, 1225760), (17930, 1160336), (20680, 1006036), (24688, 842710), (26080, 797731), (28688, 725210), (30644, 678920), (30860, 674168), (33946, 612880), (35860, 580168), (38305, 543136), (41360, 503018), (49376, 421355), (57376, 362605), (61288, 339460), (61720, 337084), (67892, 306440), (71720, 290084), (72521, 286880), (76610, 271568), (82720, 251509), (84271, 246880), (84865, 245152), (122576, 169730), (123440, 168542), (135784, 153220), (143440, 145042)]