39681080

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{8779}}^1$

素因数の和:8903

約数の個数: 32

約数和(自身を含む): 90082800

約数和(自身を除く): 50401720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 8779, 17558, 35116, 43895, 70232, 87790, 175580, 351160, 992027, 1984054, 3968108, 4960135, 7936216, 9920270, 19840540, 39681080]

約数ペア:

[(1, 39681080), (2, 19840540), (4, 9920270), (5, 7936216), (8, 4960135), (10, 3968108), (20, 1984054), (40, 992027), (113, 351160), (226, 175580), (452, 87790), (565, 70232), (904, 43895), (1130, 35116), (2260, 17558), (4520, 8779)]