40437080

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{7717}}^1$

素因数の和:7859

約数の個数: 32

約数和(自身を含む): 91689840

約数和(自身を除く): 51252760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 7717, 15434, 30868, 38585, 61736, 77170, 154340, 308680, 1010927, 2021854, 4043708, 5054635, 8087416, 10109270, 20218540, 40437080]

約数ペア:

[(1, 40437080), (2, 20218540), (4, 10109270), (5, 8087416), (8, 5054635), (10, 4043708), (20, 2021854), (40, 1010927), (131, 308680), (262, 154340), (524, 77170), (655, 61736), (1048, 38585), (1310, 30868), (2620, 15434), (5240, 7717)]