118843640

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{14081}}^1$

素因数の和:14303

約数の個数: 32

約数和(自身を含む): 268684560

約数和(自身を除く): 149840920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 8440, 14081, 28162, 56324, 70405, 112648, 140810, 281620, 563240, 2971091, 5942182, 11884364, 14855455, 23768728, 29710910, 59421820, 118843640]

約数ペア:

[(1, 118843640), (2, 59421820), (4, 29710910), (5, 23768728), (8, 14855455), (10, 11884364), (20, 5942182), (40, 2971091), (211, 563240), (422, 281620), (844, 140810), (1055, 112648), (1688, 70405), (2110, 56324), (4220, 28162), (8440, 14081)]