1320221464

素因数分解:

$2^3\times {\mathrm{20177}}^1\times {\mathrm{8179}}^1$

素因数の和:28362

約数の個数: 16

約数和(自身を含む): 2475840600

約数和(自身を除く): 1155619136

約数列:

[1, 2, 4, 8, 8179, 16358, 20177, 32716, 40354, 65432, 80708, 161416, 165027683, 330055366, 660110732, 1320221464]

約数ペア:

[(1, 1320221464), (2, 660110732), (4, 330055366), (8, 165027683), (8179, 161416), (16358, 80708), (20177, 65432), (32716, 40354)]