190220920

素因数分解:

$2^3\times 5^1\times {\mathrm{4755523}}^1$

素因数の和:4755534

約数の個数: 16

約数和(自身を含む): 427997160

約数和(自身を除く): 237776240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4755523, 9511046, 19022092, 23777615, 38044184, 47555230, 95110460, 190220920]

約数ペア:

[(1, 190220920), (2, 95110460), (4, 47555230), (5, 38044184), (8, 23777615), (10, 19022092), (20, 9511046), (40, 4755523)]