204080200

素因数分解:

$2^3\times 5^2\times {\mathrm{1020401}}^1$

素因数の和:1020417

約数の個数: 24

約数和(自身を含む): 474486930

約数和(自身を除く): 270406730

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 1020401, 2040802, 4081604, 5102005, 8163208, 10204010, 20408020, 25510025, 40816040, 51020050, 102040100, 204080200]

約数ペア:

[(1, 204080200), (2, 102040100), (4, 51020050), (5, 40816040), (8, 25510025), (10, 20408020), (20, 10204010), (25, 8163208), (40, 5102005), (50, 4081604), (100, 2040802), (200, 1020401)]