2487788220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{964259}}^1$

素因数の和:964314

約数の個数: 48

約数和(自身を含む): 7127809920

約数和(自身を除く): 4640021700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 964259, 1928518, 2892777, 3857036, 4821295, 5785554, 9642590, 11571108, 14463885, 19285180, 28927770, 41463137, 57855540, 82926274, 124389411, 165852548, 207315685, 248778822, 414631370, 497557644, 621947055, 829262740, 1243894110, 2487788220]

約数ペア:

[(1, 2487788220), (2, 1243894110), (3, 829262740), (4, 621947055), (5, 497557644), (6, 414631370), (10, 248778822), (12, 207315685), (15, 165852548), (20, 124389411), (30, 82926274), (43, 57855540), (60, 41463137), (86, 28927770), (129, 19285180), (172, 14463885), (215, 11571108), (258, 9642590), (430, 5785554), (516, 4821295), (645, 3857036), (860, 2892777), (1290, 1928518), (2580, 964259)]