17472220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28181}}^1$

素因数の和:28221

約数の個数: 24

約数和(自身を含む): 37876608

約数和(自身を除く): 20404388

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 28181, 56362, 112724, 140905, 281810, 563620, 873611, 1747222, 3494444, 4368055, 8736110, 17472220]

約数ペア:

[(1, 17472220), (2, 8736110), (4, 4368055), (5, 3494444), (10, 1747222), (20, 873611), (31, 563620), (62, 281810), (124, 140905), (155, 112724), (310, 56362), (620, 28181)]