86684620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{1129}}^1$

素因数の和:1498

約数の個数: 48

約数和(自身を含む): 199332000

約数和(自身を除く): 112647380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 349, 698, 1129, 1396, 1745, 2258, 3490, 3839, 4516, 5645, 6980, 7678, 11290, 12419, 15356, 19195, 22580, 24838, 38390, 49676, 62095, 76780, 124190, 248380, 394021, 788042, 1576084, 1970105, 3940210, 4334231, 7880420, 8668462, 17336924, 21671155, 43342310, 86684620]

約数ペア:

[(1, 86684620), (2, 43342310), (4, 21671155), (5, 17336924), (10, 8668462), (11, 7880420), (20, 4334231), (22, 3940210), (44, 1970105), (55, 1576084), (110, 788042), (220, 394021), (349, 248380), (698, 124190), (1129, 76780), (1396, 62095), (1745, 49676), (2258, 38390), (3490, 24838), (3839, 22580), (4516, 19195), (5645, 15356), (6980, 12419), (7678, 11290)]