198062960

素因数分解:

$2^4\times 5^1\times {\mathrm{2475787}}^1$

素因数の和:2475800

約数の個数: 20

約数和(自身を含む): 460496568

約数和(自身を除く): 262433608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2475787, 4951574, 9903148, 12378935, 19806296, 24757870, 39612592, 49515740, 99031480, 198062960]

約数ペア:

[(1, 198062960), (2, 99031480), (4, 49515740), (5, 39612592), (8, 24757870), (10, 19806296), (16, 12378935), (20, 9903148), (40, 4951574), (80, 2475787)]