20130904360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71896087}}^1$

素因数の和:71896105

約数の個数: 32

約数和(自身を含む): 51765183360

約数和(自身を除く): 31634279000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 71896087, 143792174, 287584348, 359480435, 503272609, 575168696, 718960870, 1006545218, 1437921740, 2013090436, 2516363045, 2875843480, 4026180872, 5032726090, 10065452180, 20130904360]

約数ペア:

[(1, 20130904360), (2, 10065452180), (4, 5032726090), (5, 4026180872), (7, 2875843480), (8, 2516363045), (10, 2013090436), (14, 1437921740), (20, 1006545218), (28, 718960870), (35, 575168696), (40, 503272609), (56, 359480435), (70, 287584348), (140, 143792174), (280, 71896087)]