408059740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{8171}}^1$

素因数の和:8418

約数の個数: 48

約数和(自身を含む): 939060864

約数和(自身を除く): 531001124

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 227, 454, 908, 1135, 2270, 2497, 4540, 4994, 8171, 9988, 12485, 16342, 24970, 32684, 40855, 49940, 81710, 89881, 163420, 179762, 359524, 449405, 898810, 1797620, 1854817, 3709634, 7419268, 9274085, 18548170, 20402987, 37096340, 40805974, 81611948, 102014935, 204029870, 408059740]

約数ペア:

[(1, 408059740), (2, 204029870), (4, 102014935), (5, 81611948), (10, 40805974), (11, 37096340), (20, 20402987), (22, 18548170), (44, 9274085), (55, 7419268), (110, 3709634), (220, 1854817), (227, 1797620), (454, 898810), (908, 449405), (1135, 359524), (2270, 179762), (2497, 163420), (4540, 89881), (4994, 81710), (8171, 49940), (9988, 40855), (12485, 32684), (16342, 24970)]