4470020

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4217}}^1$

素因数の和:4279

約数の個数: 24

約数和(自身を含む): 9566424

約数和(自身を除く): 5096404

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 4217, 8434, 16868, 21085, 42170, 84340, 223501, 447002, 894004, 1117505, 2235010, 4470020]

約数ペア:

[(1, 4470020), (2, 2235010), (4, 1117505), (5, 894004), (10, 447002), (20, 223501), (53, 84340), (106, 42170), (212, 21085), (265, 16868), (530, 8434), (1060, 4217)]