9992180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{4129}}^1$

素因数の和:4160

約数の個数: 36

約数和(自身を含む): 23070180

約数和(自身を除く): 13078000

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 4129, 8258, 16516, 20645, 41290, 45419, 82580, 90838, 181676, 227095, 454190, 499609, 908380, 999218, 1998436, 2498045, 4996090, 9992180]

約数ペア:

[(1, 9992180), (2, 4996090), (4, 2498045), (5, 1998436), (10, 999218), (11, 908380), (20, 499609), (22, 454190), (44, 227095), (55, 181676), (110, 90838), (121, 82580), (220, 45419), (242, 41290), (484, 20645), (605, 16516), (1210, 8258), (2420, 4129)]