74180420

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{44687}}^1$

素因数の和:44779

約数の個数: 24

約数和(自身を含む): 157659264

約数和(自身を除く): 83478844

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 44687, 89374, 178748, 223435, 446870, 893740, 3709021, 7418042, 14836084, 18545105, 37090210, 74180420]

約数ペア:

[(1, 74180420), (2, 37090210), (4, 18545105), (5, 14836084), (10, 7418042), (20, 3709021), (83, 893740), (166, 446870), (332, 223435), (415, 178748), (830, 89374), (1660, 44687)]