17740420

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{10687}}^1$

素因数の和:10779

約数の個数: 24

約数和(自身を含む): 37707264

約数和(自身を除く): 19966844

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 10687, 21374, 42748, 53435, 106870, 213740, 887021, 1774042, 3548084, 4435105, 8870210, 17740420]

約数ペア:

[(1, 17740420), (2, 8870210), (4, 4435105), (5, 3548084), (10, 1774042), (20, 887021), (83, 213740), (166, 106870), (332, 53435), (415, 42748), (830, 21374), (1660, 10687)]