22006280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{17747}}^1$

素因数の和:17789

約数の個数: 32

約数和(自身を含む): 51114240

約数和(自身を除く): 29107960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 17747, 35494, 70988, 88735, 141976, 177470, 354940, 550157, 709880, 1100314, 2200628, 2750785, 4401256, 5501570, 11003140, 22006280]

約数ペア:

[(1, 22006280), (2, 11003140), (4, 5501570), (5, 4401256), (8, 2750785), (10, 2200628), (20, 1100314), (31, 709880), (40, 550157), (62, 354940), (124, 177470), (155, 141976), (248, 88735), (310, 70988), (620, 35494), (1240, 17747)]