2257970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1579}}^1$

素因数の和:1610

約数の個数: 32

約数和(自身を含む): 4777920

約数和(自身を除く): 2519950

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 1579, 3158, 7895, 15790, 17369, 20527, 34738, 41054, 86845, 102635, 173690, 205270, 225797, 451594, 1128985, 2257970]

約数ペア:

[(1, 2257970), (2, 1128985), (5, 451594), (10, 225797), (11, 205270), (13, 173690), (22, 102635), (26, 86845), (55, 41054), (65, 34738), (110, 20527), (130, 17369), (143, 15790), (286, 7895), (715, 3158), (1430, 1579)]