57478820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{5197}}^1$

素因数の和:5292

約数の個数: 48

約数和(自身を含む): 139722240

約数和(自身を除く): 82243420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5197, 5530, 10394, 11060, 20788, 25985, 36379, 51970, 72758, 103940, 145516, 181895, 363790, 410563, 727580, 821126, 1642252, 2052815, 2873941, 4105630, 5747882, 8211260, 11495764, 14369705, 28739410, 57478820]

約数ペア:

[(1, 57478820), (2, 28739410), (4, 14369705), (5, 11495764), (7, 8211260), (10, 5747882), (14, 4105630), (20, 2873941), (28, 2052815), (35, 1642252), (70, 821126), (79, 727580), (140, 410563), (158, 363790), (316, 181895), (395, 145516), (553, 103940), (790, 72758), (1106, 51970), (1580, 36379), (2212, 25985), (2765, 20788), (5197, 11060), (5530, 10394)]