21907549360

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3076903}}^1$

素因数の和:3077005

約数の個数: 40

約数和(自身を含む): 51507372960

約数和(自身を除く): 29599823600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 3076903, 6153806, 12307612, 15384515, 24615224, 30769030, 49230448, 61538060, 123076120, 246152240, 273844367, 547688734, 1095377468, 1369221835, 2190754936, 2738443670, 4381509872, 5476887340, 10953774680, 21907549360]

約数ペア:

[(1, 21907549360), (2, 10953774680), (4, 5476887340), (5, 4381509872), (8, 2738443670), (10, 2190754936), (16, 1369221835), (20, 1095377468), (40, 547688734), (80, 273844367), (89, 246152240), (178, 123076120), (356, 61538060), (445, 49230448), (712, 30769030), (890, 24615224), (1424, 15384515), (1780, 12307612), (3560, 6153806), (7120, 3076903)]