15904180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1613}}^1$

素因数の和:1668

約数の個数: 48

約数和(自身を含む): 36605520

約数和(自身を除く): 20701340

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1613, 1972, 2465, 3226, 4930, 6452, 8065, 9860, 16130, 27421, 32260, 46777, 54842, 93554, 109684, 137105, 187108, 233885, 274210, 467770, 548420, 795209, 935540, 1590418, 3180836, 3976045, 7952090, 15904180]

約数ペア:

[(1, 15904180), (2, 7952090), (4, 3976045), (5, 3180836), (10, 1590418), (17, 935540), (20, 795209), (29, 548420), (34, 467770), (58, 274210), (68, 233885), (85, 187108), (116, 137105), (145, 109684), (170, 93554), (290, 54842), (340, 46777), (493, 32260), (580, 27421), (986, 16130), (1613, 9860), (1972, 8065), (2465, 6452), (3226, 4930)]