520078980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{201581}}^1$

素因数の和:201636

約数の個数: 48

約数和(自身を含む): 1490094144

約数和(自身を除く): 970015164

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, 201581, 403162, 604743, 806324, 1007905, 1209486, 2015810, 2418972, 3023715, 4031620, 6047430, 8667983, 12094860, 17335966, 26003949, 34671932, 43339915, 52007898, 86679830, 104015796, 130019745, 173359660, 260039490, 520078980]

約数ペア:

[(1, 520078980), (2, 260039490), (3, 173359660), (4, 130019745), (5, 104015796), (6, 86679830), (10, 52007898), (12, 43339915), (15, 34671932), (20, 26003949), (30, 17335966), (43, 12094860), (60, 8667983), (86, 6047430), (129, 4031620), (172, 3023715), (215, 2418972), (258, 2015810), (430, 1209486), (516, 1007905), (645, 806324), (860, 604743), (1290, 403162), (2580, 201581)]