40807860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15817}}^1$

素因数の和:15872

約数の個数: 48

約数和(自身を含む): 116926656

約数和(自身を除く): 76118796

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, 15817, 31634, 47451, 63268, 79085, 94902, 158170, 189804, 237255, 316340, 474510, 680131, 949020, 1360262, 2040393, 2720524, 3400655, 4080786, 6801310, 8161572, 10201965, 13602620, 20403930, 40807860]

約数ペア:

[(1, 40807860), (2, 20403930), (3, 13602620), (4, 10201965), (5, 8161572), (6, 6801310), (10, 4080786), (12, 3400655), (15, 2720524), (20, 2040393), (30, 1360262), (43, 949020), (60, 680131), (86, 474510), (129, 316340), (172, 237255), (215, 189804), (258, 158170), (430, 94902), (516, 79085), (645, 63268), (860, 47451), (1290, 31634), (2580, 15817)]