47620420

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{28687}}^1$

素因数の和:28779

約数の個数: 24

約数和(自身を含む): 101211264

約数和(自身を除く): 53590844

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 28687, 57374, 114748, 143435, 286870, 573740, 2381021, 4762042, 9524084, 11905105, 23810210, 47620420]

約数ペア:

[(1, 47620420), (2, 23810210), (4, 11905105), (5, 9524084), (10, 4762042), (20, 2381021), (83, 573740), (166, 286870), (332, 143435), (415, 114748), (830, 57374), (1660, 28687)]