2012055940

素因数分解:

$2^2\times 5^1\times {\mathrm{2539}}^1\times {\mathrm{39623}}^1$

素因数の和:42171

約数の個数: 24

約数和(自身を含む): 4227088320

約数和(自身を除く): 2215032380

約数列:

[1, 2, 4, 5, 10, 20, 2539, 5078, 10156, 12695, 25390, 39623, 50780, 79246, 158492, 198115, 396230, 792460, 100602797, 201205594, 402411188, 503013985, 1006027970, 2012055940]

約数ペア:

[(1, 2012055940), (2, 1006027970), (4, 503013985), (5, 402411188), (10, 201205594), (20, 100602797), (2539, 792460), (5078, 396230), (10156, 198115), (12695, 158492), (25390, 79246), (39623, 50780)]