57854920

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{4621}}^1$

素因数の和:4945

約数の個数: 32

約数和(自身を含む): 130617720

約数和(自身を除く): 72762800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 1252, 1565, 2504, 3130, 4621, 6260, 9242, 12520, 18484, 23105, 36968, 46210, 92420, 184840, 1446373, 2892746, 5785492, 7231865, 11570984, 14463730, 28927460, 57854920]

約数ペア:

[(1, 57854920), (2, 28927460), (4, 14463730), (5, 11570984), (8, 7231865), (10, 5785492), (20, 2892746), (40, 1446373), (313, 184840), (626, 92420), (1252, 46210), (1565, 36968), (2504, 23105), (3130, 18484), (4621, 12520), (6260, 9242)]