57411280

素因数分解:

$2^4\times 5^1\times {\mathrm{359}}^1\times {\mathrm{1999}}^1$

素因数の和:2371

約数の個数: 40

約数和(自身を含む): 133920000

約数和(自身を除く): 76508720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 359, 718, 1436, 1795, 1999, 2872, 3590, 3998, 5744, 7180, 7996, 9995, 14360, 15992, 19990, 28720, 31984, 39980, 79960, 159920, 717641, 1435282, 2870564, 3588205, 5741128, 7176410, 11482256, 14352820, 28705640, 57411280]

約数ペア:

[(1, 57411280), (2, 28705640), (4, 14352820), (5, 11482256), (8, 7176410), (10, 5741128), (16, 3588205), (20, 2870564), (40, 1435282), (80, 717641), (359, 159920), (718, 79960), (1436, 39980), (1795, 31984), (1999, 28720), (2872, 19990), (3590, 15992), (3998, 14360), (5744, 9995), (7180, 7996)]