20225040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:237

約数の個数: 160

約数和(自身を含む): 70281216

約数和(自身を除く): 50056176

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 47, 48, 55, 60, 66, 80, 88, 94, 110, 120, 132, 141, 163, 165, 176, 188, 220, 235, 240, 264, 282, 326, 330, 376, 440, 470, 489, 517, 528, 564, 652, 660, 705, 752, 815, 880, 940, 978, 1034, 1128, 1304, 1320, 1410, 1551, 1630, 1793, 1880, 1956, 2068, 2256, 2445, 2585, 2608, 2640, 2820, 3102, 3260, 3586, 3760, 3912, 4136, 4890, 5170, 5379, 5640, 6204, 6520, 7172, 7661, 7755, 7824, 8272, 8965, 9780, 10340, 10758, 11280, 12408, 13040, 14344, 15322, 15510, 17930, 19560, 20680, 21516, 22983, 24816, 26895, 28688, 30644, 31020, 35860, 38305, 39120, 41360, 43032, 45966, 53790, 61288, 62040, 71720, 76610, 84271, 86064, 91932, 107580, 114915, 122576, 124080, 143440, 153220, 168542, 183864, 215160, 229830, 252813, 306440, 337084, 367728, 421355, 430320, 459660, 505626, 612880, 674168, 842710, 919320, 1011252, 1264065, 1348336, 1685420, 1838640, 2022504, 2528130, 3370840, 4045008, 5056260, 6741680, 10112520, 20225040]

約数ペア:

[(1, 20225040), (2, 10112520), (3, 6741680), (4, 5056260), (5, 4045008), (6, 3370840), (8, 2528130), (10, 2022504), (11, 1838640), (12, 1685420), (15, 1348336), (16, 1264065), (20, 1011252), (22, 919320), (24, 842710), (30, 674168), (33, 612880), (40, 505626), (44, 459660), (47, 430320), (48, 421355), (55, 367728), (60, 337084), (66, 306440), (80, 252813), (88, 229830), (94, 215160), (110, 183864), (120, 168542), (132, 153220), (141, 143440), (163, 124080), (165, 122576), (176, 114915), (188, 107580), (220, 91932), (235, 86064), (240, 84271), (264, 76610), (282, 71720), (326, 62040), (330, 61288), (376, 53790), (440, 45966), (470, 43032), (489, 41360), (517, 39120), (528, 38305), (564, 35860), (652, 31020), (660, 30644), (705, 28688), (752, 26895), (815, 24816), (880, 22983), (940, 21516), (978, 20680), (1034, 19560), (1128, 17930), (1304, 15510), (1320, 15322), (1410, 14344), (1551, 13040), (1630, 12408), (1793, 11280), (1880, 10758), (1956, 10340), (2068, 9780), (2256, 8965), (2445, 8272), (2585, 7824), (2608, 7755), (2640, 7661), (2820, 7172), (3102, 6520), (3260, 6204), (3586, 5640), (3760, 5379), (3912, 5170), (4136, 4890)]