448935280

素因数分解:

$2^4\times 5^1\times {\mathrm{521}}^1\times {\mathrm{10771}}^1$

素因数の和:11305

約数の個数: 40

約数和(自身を含む): 1045875024

約数和(自身を除く): 596939744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 521, 1042, 2084, 2605, 4168, 5210, 8336, 10420, 10771, 20840, 21542, 41680, 43084, 53855, 86168, 107710, 172336, 215420, 430840, 861680, 5611691, 11223382, 22446764, 28058455, 44893528, 56116910, 89787056, 112233820, 224467640, 448935280]

約数ペア:

[(1, 448935280), (2, 224467640), (4, 112233820), (5, 89787056), (8, 56116910), (10, 44893528), (16, 28058455), (20, 22446764), (40, 11223382), (80, 5611691), (521, 861680), (1042, 430840), (2084, 215420), (2605, 172336), (4168, 107710), (5210, 86168), (8336, 53855), (10420, 43084), (10771, 41680), (20840, 21542)]