9709892540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15661117}}^1$

素因数の和:15661157

約数の個数: 24

約数和(自身を含む): 21048542592

約数和(自身を除く): 11338650052

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 15661117, 31322234, 62644468, 78305585, 156611170, 313222340, 485494627, 970989254, 1941978508, 2427473135, 4854946270, 9709892540]

約数ペア:

[(1, 9709892540), (2, 4854946270), (4, 2427473135), (5, 1941978508), (10, 970989254), (20, 485494627), (31, 313222340), (62, 156611170), (124, 78305585), (155, 62644468), (310, 31322234), (620, 15661117)]