18073960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{15581}}^1$

素因数の和:15621

約数の個数: 32

約数和(自身を含む): 42071400

約数和(自身を除く): 23997440

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 15581, 31162, 62324, 77905, 124648, 155810, 311620, 451849, 623240, 903698, 1807396, 2259245, 3614792, 4518490, 9036980, 18073960]

約数ペア:

[(1, 18073960), (2, 9036980), (4, 4518490), (5, 3614792), (8, 2259245), (10, 1807396), (20, 903698), (29, 623240), (40, 451849), (58, 311620), (116, 155810), (145, 124648), (232, 77905), (290, 62324), (580, 31162), (1160, 15581)]