7268820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9319}}^1$

素因数の和:9344

約数の個数: 48

約数和(自身を含む): 21920640

約数和(自身を除く): 14651820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 9319, 18638, 27957, 37276, 46595, 55914, 93190, 111828, 121147, 139785, 186380, 242294, 279570, 363441, 484588, 559140, 605735, 726882, 1211470, 1453764, 1817205, 2422940, 3634410, 7268820]

約数ペア:

[(1, 7268820), (2, 3634410), (3, 2422940), (4, 1817205), (5, 1453764), (6, 1211470), (10, 726882), (12, 605735), (13, 559140), (15, 484588), (20, 363441), (26, 279570), (30, 242294), (39, 186380), (52, 139785), (60, 121147), (65, 111828), (78, 93190), (130, 55914), (156, 46595), (195, 37276), (260, 27957), (390, 18638), (780, 9319)]