20445293120

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{10267}}^1$

素因数の和:10425

約数の個数: 168

約数和(自身を含む): 57085479936

約数和(自身を除く): 36640186816

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 127, 140, 160, 196, 224, 245, 254, 280, 320, 392, 448, 490, 508, 560, 635, 784, 889, 980, 1016, 1120, 1270, 1568, 1778, 1960, 2032, 2240, 2540, 3136, 3556, 3920, 4064, 4445, 5080, 6223, 7112, 7840, 8128, 8890, 10160, 10267, 12446, 14224, 15680, 17780, 20320, 20534, 24892, 28448, 31115, 35560, 40640, 41068, 49784, 51335, 56896, 62230, 71120, 71869, 82136, 99568, 102670, 124460, 142240, 143738, 164272, 199136, 205340, 248920, 284480, 287476, 328544, 359345, 398272, 410680, 497840, 503083, 574952, 657088, 718690, 821360, 995680, 1006166, 1149904, 1303909, 1437380, 1642720, 1991360, 2012332, 2299808, 2515415, 2607818, 2874760, 3285440, 4024664, 4599616, 5030830, 5215636, 5749520, 6519545, 8049328, 9127363, 10061660, 10431272, 11499040, 13039090, 16098656, 18254726, 20123320, 20862544, 22998080, 26078180, 32197312, 36509452, 40246640, 41725088, 45636815, 52156360, 63891541, 73018904, 80493280, 83450176, 91273630, 104312720, 127783082, 146037808, 160986560, 182547260, 208625440, 255566164, 292075616, 319457705, 365094520, 417250880, 511132328, 584151232, 638915410, 730189040, 1022264656, 1277830820, 1460378080, 2044529312, 2555661640, 2920756160, 4089058624, 5111323280, 10222646560, 20445293120]

約数ペア:

[(1, 20445293120), (2, 10222646560), (4, 5111323280), (5, 4089058624), (7, 2920756160), (8, 2555661640), (10, 2044529312), (14, 1460378080), (16, 1277830820), (20, 1022264656), (28, 730189040), (32, 638915410), (35, 584151232), (40, 511132328), (49, 417250880), (56, 365094520), (64, 319457705), (70, 292075616), (80, 255566164), (98, 208625440), (112, 182547260), (127, 160986560), (140, 146037808), (160, 127783082), (196, 104312720), (224, 91273630), (245, 83450176), (254, 80493280), (280, 73018904), (320, 63891541), (392, 52156360), (448, 45636815), (490, 41725088), (508, 40246640), (560, 36509452), (635, 32197312), (784, 26078180), (889, 22998080), (980, 20862544), (1016, 20123320), (1120, 18254726), (1270, 16098656), (1568, 13039090), (1778, 11499040), (1960, 10431272), (2032, 10061660), (2240, 9127363), (2540, 8049328), (3136, 6519545), (3556, 5749520), (3920, 5215636), (4064, 5030830), (4445, 4599616), (5080, 4024664), (6223, 3285440), (7112, 2874760), (7840, 2607818), (8128, 2515415), (8890, 2299808), (10160, 2012332), (10267, 1991360), (12446, 1642720), (14224, 1437380), (15680, 1303909), (17780, 1149904), (20320, 1006166), (20534, 995680), (24892, 821360), (28448, 718690), (31115, 657088), (35560, 574952), (40640, 503083), (41068, 497840), (49784, 410680), (51335, 398272), (56896, 359345), (62230, 328544), (71120, 287476), (71869, 284480), (82136, 248920), (99568, 205340), (102670, 199136), (124460, 164272), (142240, 143738)]