56571920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41597}}^1$

素因数の和:41627

約数の個数: 40

約数和(自身を含む): 139270104

約数和(自身を除く): 82698184

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 41597, 83194, 166388, 207985, 332776, 415970, 665552, 707149, 831940, 1414298, 1663880, 2828596, 3327760, 3535745, 5657192, 7071490, 11314384, 14142980, 28285960, 56571920]

約数ペア:

[(1, 56571920), (2, 28285960), (4, 14142980), (5, 11314384), (8, 7071490), (10, 5657192), (16, 3535745), (17, 3327760), (20, 2828596), (34, 1663880), (40, 1414298), (68, 831940), (80, 707149), (85, 665552), (136, 415970), (170, 332776), (272, 207985), (340, 166388), (680, 83194), (1360, 41597)]