138755260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{141587}}^1$

素因数の和:141610

約数の個数: 36

約数和(自身を含む): 338961672

約数和(自身を除く): 200206412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 141587, 283174, 566348, 707935, 991109, 1415870, 1982218, 2831740, 3964436, 4955545, 6937763, 9911090, 13875526, 19822180, 27751052, 34688815, 69377630, 138755260]

約数ペア:

[(1, 138755260), (2, 69377630), (4, 34688815), (5, 27751052), (7, 19822180), (10, 13875526), (14, 9911090), (20, 6937763), (28, 4955545), (35, 3964436), (49, 2831740), (70, 1982218), (98, 1415870), (140, 991109), (196, 707935), (245, 566348), (490, 283174), (980, 141587)]