42420080

素因数分解:

$2^4\times 5^1\times {\mathrm{530251}}^1$

素因数の和:530264

約数の個数: 20

約数和(自身を含む): 98626872

約数和(自身を除く): 56206792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 530251, 1060502, 2121004, 2651255, 4242008, 5302510, 8484016, 10605020, 21210040, 42420080]

約数ペア:

[(1, 42420080), (2, 21210040), (4, 10605020), (5, 8484016), (8, 5302510), (10, 4242008), (16, 2651255), (20, 2121004), (40, 1060502), (80, 530251)]