70990040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{161341}}^1$

素因数の和:161363

約数の個数: 32

約数和(自身を含む): 174249360

約数和(自身を除く): 103259320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 161341, 322682, 645364, 806705, 1290728, 1613410, 1774751, 3226820, 3549502, 6453640, 7099004, 8873755, 14198008, 17747510, 35495020, 70990040]

約数ペア:

[(1, 70990040), (2, 35495020), (4, 17747510), (5, 14198008), (8, 8873755), (10, 7099004), (11, 6453640), (20, 3549502), (22, 3226820), (40, 1774751), (44, 1613410), (55, 1290728), (88, 806705), (110, 645364), (220, 322682), (440, 161341)]