204855400

素因数分解:

$2^3\times 5^2\times {\mathrm{1024277}}^1$

素因数の和:1024293

約数の個数: 24

約数和(自身を含む): 476289270

約数和(自身を除く): 271433870

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 1024277, 2048554, 4097108, 5121385, 8194216, 10242770, 20485540, 25606925, 40971080, 51213850, 102427700, 204855400]

約数ペア:

[(1, 204855400), (2, 102427700), (4, 51213850), (5, 40971080), (8, 25606925), (10, 20485540), (20, 10242770), (25, 8194216), (40, 5121385), (50, 4097108), (100, 2048554), (200, 1024277)]