12345621890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1123}}^1\times {\mathrm{157049}}^1$

素因数の和:158186

約数の個数: 32

約数和(自身を含む): 25419484800

約数和(自身を除く): 13073862910

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1123, 2246, 5615, 7861, 11230, 15722, 39305, 78610, 157049, 314098, 785245, 1099343, 1570490, 2198686, 5496715, 10993430, 176366027, 352732054, 881830135, 1234562189, 1763660270, 2469124378, 6172810945, 12345621890]

約数ペア:

[(1, 12345621890), (2, 6172810945), (5, 2469124378), (7, 1763660270), (10, 1234562189), (14, 881830135), (35, 352732054), (70, 176366027), (1123, 10993430), (2246, 5496715), (5615, 2198686), (7861, 1570490), (11230, 1099343), (15722, 785245), (39305, 314098), (78610, 157049)]