1881160

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{359}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 4276800

約数和(自身を除く): 2395640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 359, 524, 655, 718, 1048, 1310, 1436, 1795, 2620, 2872, 3590, 5240, 7180, 14360, 47029, 94058, 188116, 235145, 376232, 470290, 940580, 1881160]

約数ペア:

[(1, 1881160), (2, 940580), (4, 470290), (5, 376232), (8, 235145), (10, 188116), (20, 94058), (40, 47029), (131, 14360), (262, 7180), (359, 5240), (524, 3590), (655, 2872), (718, 2620), (1048, 1795), (1310, 1436)]