15516740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{863}}^1$

素因数の和:932

約数の個数: 48

約数和(自身を含む): 34836480

約数和(自身を除く): 19319740

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 620, 863, 899, 1726, 1798, 3452, 3596, 4315, 4495, 8630, 8990, 17260, 17980, 25027, 26753, 50054, 53506, 100108, 107012, 125135, 133765, 250270, 267530, 500540, 535060, 775837, 1551674, 3103348, 3879185, 7758370, 15516740]

約数ペア:

[(1, 15516740), (2, 7758370), (4, 3879185), (5, 3103348), (10, 1551674), (20, 775837), (29, 535060), (31, 500540), (58, 267530), (62, 250270), (116, 133765), (124, 125135), (145, 107012), (155, 100108), (290, 53506), (310, 50054), (580, 26753), (620, 25027), (863, 17980), (899, 17260), (1726, 8990), (1798, 8630), (3452, 4495), (3596, 4315)]