57353840

素因数分解:

$2^4\times 5^1\times {\mathrm{359}}^1\times {\mathrm{1997}}^1$

素因数の和:2369

約数の個数: 40

約数和(自身を含む): 133786080

約数和(自身を除く): 76432240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 359, 718, 1436, 1795, 1997, 2872, 3590, 3994, 5744, 7180, 7988, 9985, 14360, 15976, 19970, 28720, 31952, 39940, 79880, 159760, 716923, 1433846, 2867692, 3584615, 5735384, 7169230, 11470768, 14338460, 28676920, 57353840]

約数ペア:

[(1, 57353840), (2, 28676920), (4, 14338460), (5, 11470768), (8, 7169230), (10, 5735384), (16, 3584615), (20, 2867692), (40, 1433846), (80, 716923), (359, 159760), (718, 79880), (1436, 39940), (1795, 31952), (1997, 28720), (2872, 19970), (3590, 15976), (3994, 14360), (5744, 9985), (7180, 7988)]