2008904780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3240169}}^1$

素因数の和:3240209

約数の個数: 24

約数和(自身を含む): 4354788480

約数和(自身を除く): 2345883700

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 3240169, 6480338, 12960676, 16200845, 32401690, 64803380, 100445239, 200890478, 401780956, 502226195, 1004452390, 2008904780]

約数ペア:

[(1, 2008904780), (2, 1004452390), (4, 502226195), (5, 401780956), (10, 200890478), (20, 100445239), (31, 64803380), (62, 32401690), (124, 16200845), (155, 12960676), (310, 6480338), (620, 3240169)]