86106920

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{9007}}^1$

素因数の和:9257

約数の個数: 32

約数和(自身を含む): 194572800

約数和(自身を除く): 108465880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 9007, 9560, 18014, 36028, 45035, 72056, 90070, 180140, 360280, 2152673, 4305346, 8610692, 10763365, 17221384, 21526730, 43053460, 86106920]

約数ペア:

[(1, 86106920), (2, 43053460), (4, 21526730), (5, 17221384), (8, 10763365), (10, 8610692), (20, 4305346), (40, 2152673), (239, 360280), (478, 180140), (956, 90070), (1195, 72056), (1912, 45035), (2390, 36028), (4780, 18014), (9007, 9560)]