22870220

素因数分解:

$2^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{1453}}^1$

素因数の和:2249

約数の個数: 24

約数和(自身を含む): 48121584

約数和(自身を除く): 25251364

約数列:

[1, 2, 4, 5, 10, 20, 787, 1453, 1574, 2906, 3148, 3935, 5812, 7265, 7870, 14530, 15740, 29060, 1143511, 2287022, 4574044, 5717555, 11435110, 22870220]

約数ペア:

[(1, 22870220), (2, 11435110), (4, 5717555), (5, 4574044), (10, 2287022), (20, 1143511), (787, 29060), (1453, 15740), (1574, 14530), (2906, 7870), (3148, 7265), (3935, 5812)]