202407640

素因数分解:

$2^3\times 5^1\times {\mathrm{1571}}^1\times {\mathrm{3221}}^1$

素因数の和:4803

約数の個数: 32

約数和(自身を含む): 455848560

約数和(自身を除く): 253440920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1571, 3142, 3221, 6284, 6442, 7855, 12568, 12884, 15710, 16105, 25768, 31420, 32210, 62840, 64420, 128840, 5060191, 10120382, 20240764, 25300955, 40481528, 50601910, 101203820, 202407640]

約数ペア:

[(1, 202407640), (2, 101203820), (4, 50601910), (5, 40481528), (8, 25300955), (10, 20240764), (20, 10120382), (40, 5060191), (1571, 128840), (3142, 64420), (3221, 62840), (6284, 32210), (6442, 31420), (7855, 25768), (12568, 16105), (12884, 15710)]