405145436

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{130021}}^1$

素因数の和:130085

約数の個数: 24

約数和(自身を含む): 764529360

約数和(自身を除く): 359383924

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 164, 779, 1558, 3116, 130021, 260042, 520084, 2470399, 4940798, 5330861, 9881596, 10661722, 21323444, 101286359, 202572718, 405145436]

約数ペア:

[(1, 405145436), (2, 202572718), (4, 101286359), (19, 21323444), (38, 10661722), (41, 9881596), (76, 5330861), (82, 4940798), (164, 2470399), (779, 520084), (1558, 260042), (3116, 130021)]