20379170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{10039}}^1$

素因数の和:10082

約数の個数: 32

約数和(自身を含む): 43372800

約数和(自身を除く): 22993630

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 10039, 20078, 50195, 70273, 100390, 140546, 291131, 351365, 582262, 702730, 1455655, 2037917, 2911310, 4075834, 10189585, 20379170]

約数ペア:

[(1, 20379170), (2, 10189585), (5, 4075834), (7, 2911310), (10, 2037917), (14, 1455655), (29, 702730), (35, 582262), (58, 351365), (70, 291131), (145, 140546), (203, 100390), (290, 70273), (406, 50195), (1015, 20078), (2030, 10039)]