4563640

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{421}}^1$

素因数の和:703

約数の個数: 32

約数和(自身を含む): 10330560

約数和(自身を除く): 5766920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 421, 542, 842, 1084, 1355, 1684, 2105, 2168, 2710, 3368, 4210, 5420, 8420, 10840, 16840, 114091, 228182, 456364, 570455, 912728, 1140910, 2281820, 4563640]

約数ペア:

[(1, 4563640), (2, 2281820), (4, 1140910), (5, 912728), (8, 570455), (10, 456364), (20, 228182), (40, 114091), (271, 16840), (421, 10840), (542, 8420), (842, 5420), (1084, 4210), (1355, 3368), (1684, 2710), (2105, 2168)]