31947080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4271}}^1$

素因数の和:4310

約数の個数: 64

約数和(自身を含む): 83047680

約数和(自身を除く): 51100600

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, 4271, 7480, 8542, 17084, 21355, 34168, 42710, 46981, 72607, 85420, 93962, 145214, 170840, 187924, 234905, 290428, 363035, 375848, 469810, 580856, 726070, 798677, 939620, 1452140, 1597354, 1879240, 2904280, 3194708, 3993385, 6389416, 7986770, 15973540, 31947080]

約数ペア:

[(1, 31947080), (2, 15973540), (4, 7986770), (5, 6389416), (8, 3993385), (10, 3194708), (11, 2904280), (17, 1879240), (20, 1597354), (22, 1452140), (34, 939620), (40, 798677), (44, 726070), (55, 580856), (68, 469810), (85, 375848), (88, 363035), (110, 290428), (136, 234905), (170, 187924), (187, 170840), (220, 145214), (340, 93962), (374, 85420), (440, 72607), (680, 46981), (748, 42710), (935, 34168), (1496, 21355), (1870, 17084), (3740, 8542), (4271, 7480)]