30884920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4129}}^1$

素因数の和:4168

約数の個数: 64

約数和(自身を含む): 80287200

約数和(自身を除く): 49402280

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 4129, 7480, 8258, 16516, 20645, 33032, 41290, 45419, 70193, 82580, 90838, 140386, 165160, 181676, 227095, 280772, 350965, 363352, 454190, 561544, 701930, 772123, 908380, 1403860, 1544246, 1816760, 2807720, 3088492, 3860615, 6176984, 7721230, 15442460, 30884920]

約数ペア:

[(1, 30884920), (2, 15442460), (4, 7721230), (5, 6176984), (8, 3860615), (10, 3088492), (11, 2807720), (17, 1816760), (20, 1544246), (22, 1403860), (34, 908380), (40, 772123), (44, 701930), (55, 561544), (68, 454190), (85, 363352), (88, 350965), (110, 280772), (136, 227095), (170, 181676), (187, 165160), (220, 140386), (340, 90838), (374, 82580), (440, 70193), (680, 45419), (748, 41290), (935, 33032), (1496, 20645), (1870, 16516), (3740, 8258), (4129, 7480)]