248405740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{102647}}^1$

素因数の和:102678

約数の個数: 36

約数和(自身を含む): 573391728

約数和(自身を除く): 324985988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 102647, 205294, 410588, 513235, 1026470, 1129117, 2052940, 2258234, 4516468, 5645585, 11291170, 12420287, 22582340, 24840574, 49681148, 62101435, 124202870, 248405740]

約数ペア:

[(1, 248405740), (2, 124202870), (4, 62101435), (5, 49681148), (10, 24840574), (11, 22582340), (20, 12420287), (22, 11291170), (44, 5645585), (55, 4516468), (110, 2258234), (121, 2052940), (220, 1129117), (242, 1026470), (484, 513235), (605, 410588), (1210, 205294), (2420, 102647)]