274879940

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{84319}}^1$

素因数の和:84491

約数の個数: 24

約数和(自身を含む): 580796160

約数和(自身を除く): 305916220

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 84319, 168638, 337276, 421595, 843190, 1686380, 13743997, 27487994, 54975988, 68719985, 137439970, 274879940]

約数ペア:

[(1, 274879940), (2, 137439970), (4, 68719985), (5, 54975988), (10, 27487994), (20, 13743997), (163, 1686380), (326, 843190), (652, 421595), (815, 337276), (1630, 168638), (3260, 84319)]