28939160

素因数分解:

$2^3\times 5^1\times {\mathrm{723479}}^1$

素因数の和:723490

約数の個数: 16

約数和(自身を含む): 65113200

約数和(自身を除く): 36174040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 723479, 1446958, 2893916, 3617395, 5787832, 7234790, 14469580, 28939160]

約数ペア:

[(1, 28939160), (2, 14469580), (4, 7234790), (5, 5787832), (8, 3617395), (10, 2893916), (20, 1446958), (40, 723479)]