31868540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{8521}}^1$

素因数の和:8558

約数の個数: 48

約数和(自身を含む): 77311584

約数和(自身を除く): 45443044

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 8521, 17042, 34084, 42605, 85210, 93731, 144857, 170420, 187462, 289714, 374924, 468655, 579428, 724285, 937310, 1448570, 1593427, 1874620, 2897140, 3186854, 6373708, 7967135, 15934270, 31868540]

約数ペア:

[(1, 31868540), (2, 15934270), (4, 7967135), (5, 6373708), (10, 3186854), (11, 2897140), (17, 1874620), (20, 1593427), (22, 1448570), (34, 937310), (44, 724285), (55, 579428), (68, 468655), (85, 374924), (110, 289714), (170, 187462), (187, 170420), (220, 144857), (340, 93731), (374, 85210), (748, 42605), (935, 34084), (1870, 17042), (3740, 8521)]