12125080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1621}}^1$

素因数の和:1660

約数の個数: 64

約数和(自身を含む): 31531680

約数和(自身を除く): 19406600

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, 1621, 1870, 3242, 3740, 6484, 7480, 8105, 12968, 16210, 17831, 27557, 32420, 35662, 55114, 64840, 71324, 89155, 110228, 137785, 142648, 178310, 220456, 275570, 303127, 356620, 551140, 606254, 713240, 1102280, 1212508, 1515635, 2425016, 3031270, 6062540, 12125080]

約数ペア:

[(1, 12125080), (2, 6062540), (4, 3031270), (5, 2425016), (8, 1515635), (10, 1212508), (11, 1102280), (17, 713240), (20, 606254), (22, 551140), (34, 356620), (40, 303127), (44, 275570), (55, 220456), (68, 178310), (85, 142648), (88, 137785), (110, 110228), (136, 89155), (170, 71324), (187, 64840), (220, 55114), (340, 35662), (374, 32420), (440, 27557), (680, 17831), (748, 16210), (935, 12968), (1496, 8105), (1621, 7480), (1870, 6484), (3242, 3740)]