117391640

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{6971}}^1$

素因数の和:7403

約数の個数: 32

約数和(自身を含む): 264796560

約数和(自身を除く): 147404920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3368, 4210, 6971, 8420, 13942, 16840, 27884, 34855, 55768, 69710, 139420, 278840, 2934791, 5869582, 11739164, 14673955, 23478328, 29347910, 58695820, 117391640]

約数ペア:

[(1, 117391640), (2, 58695820), (4, 29347910), (5, 23478328), (8, 14673955), (10, 11739164), (20, 5869582), (40, 2934791), (421, 278840), (842, 139420), (1684, 69710), (2105, 55768), (3368, 34855), (4210, 27884), (6971, 16840), (8420, 13942)]