123973240

素因数分解:

$2^3\times 5^1\times {\mathrm{3099331}}^1$

素因数の和:3099342

約数の個数: 16

約数和(自身を含む): 278939880

約数和(自身を除く): 154966640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3099331, 6198662, 12397324, 15496655, 24794648, 30993310, 61986620, 123973240]

約数ペア:

[(1, 123973240), (2, 61986620), (4, 30993310), (5, 24794648), (8, 15496655), (10, 12397324), (20, 6198662), (40, 3099331)]