1638979370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{807379}}^1$

素因数の和:807422

約数の個数: 32

約数和(自身を含む): 3487881600

約数和(自身を除く): 1848902230

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 807379, 1614758, 4036895, 5651653, 8073790, 11303306, 23413991, 28258265, 46827982, 56516530, 117069955, 163897937, 234139910, 327795874, 819489685, 1638979370]

約数ペア:

[(1, 1638979370), (2, 819489685), (5, 327795874), (7, 234139910), (10, 163897937), (14, 117069955), (29, 56516530), (35, 46827982), (58, 28258265), (70, 23413991), (145, 11303306), (203, 8073790), (290, 5651653), (406, 4036895), (1015, 1614758), (2030, 807379)]