3843940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2707}}^1$

素因数の和:2787

約数の個数: 24

約数和(自身を含む): 8188992

約数和(自身を除く): 4345052

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 2707, 5414, 10828, 13535, 27070, 54140, 192197, 384394, 768788, 960985, 1921970, 3843940]

約数ペア:

[(1, 3843940), (2, 1921970), (4, 960985), (5, 768788), (10, 384394), (20, 192197), (71, 54140), (142, 27070), (284, 13535), (355, 10828), (710, 5414), (1420, 2707)]