12957282040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10449421}}^1$

素因数の和:10449463

約数の個数: 32

約数和(自身を含む): 30094335360

約数和(自身を除く): 17137053320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 10449421, 20898842, 41797684, 52247105, 83595368, 104494210, 208988420, 323932051, 417976840, 647864102, 1295728204, 1619660255, 2591456408, 3239320510, 6478641020, 12957282040]

約数ペア:

[(1, 12957282040), (2, 6478641020), (4, 3239320510), (5, 2591456408), (8, 1619660255), (10, 1295728204), (20, 647864102), (31, 417976840), (40, 323932051), (62, 208988420), (124, 104494210), (155, 83595368), (248, 52247105), (310, 41797684), (620, 20898842), (1240, 10449421)]