7782570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2011}}^1$

素因数の和:2067

約数の個数: 48

約数和(自身を含む): 20715552

約数和(自身を除く): 12932982

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 2011, 3870, 4022, 6033, 10055, 12066, 18099, 20110, 30165, 36198, 60330, 86473, 90495, 172946, 180990, 259419, 432365, 518838, 778257, 864730, 1297095, 1556514, 2594190, 3891285, 7782570]

約数ペア:

[(1, 7782570), (2, 3891285), (3, 2594190), (5, 1556514), (6, 1297095), (9, 864730), (10, 778257), (15, 518838), (18, 432365), (30, 259419), (43, 180990), (45, 172946), (86, 90495), (90, 86473), (129, 60330), (215, 36198), (258, 30165), (387, 20110), (430, 18099), (645, 12066), (774, 10055), (1290, 6033), (1935, 4022), (2011, 3870)]