19925565520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{5113}}^1\times {\mathrm{6959}}^1$

素因数の和:12092

約数の個数: 80

約数和(自身を含む): 52963038720

約数和(自身を除く): 33037473200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 5113, 6959, 10226, 13918, 20452, 25565, 27836, 34795, 35791, 40904, 48713, 51130, 55672, 69590, 71582, 81808, 97426, 102260, 111344, 139180, 143164, 178955, 194852, 204520, 243565, 278360, 286328, 357910, 389704, 409040, 487130, 556720, 572656, 715820, 779408, 974260, 1431640, 1948520, 2863280, 3897040, 35581367, 71162734, 142325468, 177906835, 249069569, 284650936, 355813670, 498139138, 569301872, 711627340, 996278276, 1245347845, 1423254680, 1992556552, 2490695690, 2846509360, 3985113104, 4981391380, 9962782760, 19925565520]

約数ペア:

[(1, 19925565520), (2, 9962782760), (4, 4981391380), (5, 3985113104), (7, 2846509360), (8, 2490695690), (10, 1992556552), (14, 1423254680), (16, 1245347845), (20, 996278276), (28, 711627340), (35, 569301872), (40, 498139138), (56, 355813670), (70, 284650936), (80, 249069569), (112, 177906835), (140, 142325468), (280, 71162734), (560, 35581367), (5113, 3897040), (6959, 2863280), (10226, 1948520), (13918, 1431640), (20452, 974260), (25565, 779408), (27836, 715820), (34795, 572656), (35791, 556720), (40904, 487130), (48713, 409040), (51130, 389704), (55672, 357910), (69590, 286328), (71582, 278360), (81808, 243565), (97426, 204520), (102260, 194852), (111344, 178955), (139180, 143164)]