1389740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6317}}^1$

素因数の和:6337

約数の個数: 24

約数和(自身を含む): 3184272

約数和(自身を除く): 1794532

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 6317, 12634, 25268, 31585, 63170, 69487, 126340, 138974, 277948, 347435, 694870, 1389740]

約数ペア:

[(1, 1389740), (2, 694870), (4, 347435), (5, 277948), (10, 138974), (11, 126340), (20, 69487), (22, 63170), (44, 31585), (55, 25268), (110, 12634), (220, 6317)]