16243240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31237}}^1$

素因数の和:31261

約数の個数: 32

約数和(自身を含む): 39359880

約数和(自身を除く): 23116640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 31237, 62474, 124948, 156185, 249896, 312370, 406081, 624740, 812162, 1249480, 1624324, 2030405, 3248648, 4060810, 8121620, 16243240]

約数ペア:

[(1, 16243240), (2, 8121620), (4, 4060810), (5, 3248648), (8, 2030405), (10, 1624324), (13, 1249480), (20, 812162), (26, 624740), (40, 406081), (52, 312370), (65, 249896), (104, 156185), (130, 124948), (260, 62474), (520, 31237)]