11151940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{17987}}^1$

素因数の和:18027

約数の個数: 24

約数和(自身を含む): 24175872

約数和(自身を除く): 13023932

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 17987, 35974, 71948, 89935, 179870, 359740, 557597, 1115194, 2230388, 2787985, 5575970, 11151940]

約数ペア:

[(1, 11151940), (2, 5575970), (4, 2787985), (5, 2230388), (10, 1115194), (20, 557597), (31, 359740), (62, 179870), (124, 89935), (155, 71948), (310, 35974), (620, 17987)]