2018135687080

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{489838759}}^1$

素因数の和:489838873

約数の個数: 32

約数和(自身を含む): 4584890793600

約数和(自身を除く): 2566755106520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 489838759, 979677518, 1959355036, 2449193795, 3918710072, 4898387590, 9796775180, 19593550360, 50453392177, 100906784354, 201813568708, 252266960885, 403627137416, 504533921770, 1009067843540, 2018135687080]

約数ペア:

[(1, 2018135687080), (2, 1009067843540), (4, 504533921770), (5, 403627137416), (8, 252266960885), (10, 201813568708), (20, 100906784354), (40, 50453392177), (103, 19593550360), (206, 9796775180), (412, 4898387590), (515, 3918710072), (824, 2449193795), (1030, 1959355036), (2060, 979677518), (4120, 489838759)]