2017612840

素因数分解:

$2^3\times 5^1\times {\mathrm{50440321}}^1$

素因数の和:50440332

約数の個数: 16

約数和(自身を含む): 4539628980

約数和(自身を除く): 2522016140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50440321, 100880642, 201761284, 252201605, 403522568, 504403210, 1008806420, 2017612840]

約数ペア:

[(1, 2017612840), (2, 1008806420), (4, 504403210), (5, 403522568), (8, 252201605), (10, 201761284), (20, 100880642), (40, 50440321)]