137989240

素因数分解:

$2^3\times 5^1\times {\mathrm{3449731}}^1$

素因数の和:3449742

約数の個数: 16

約数和(自身を含む): 310475880

約数和(自身を除く): 172486640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3449731, 6899462, 13798924, 17248655, 27597848, 34497310, 68994620, 137989240]

約数ペア:

[(1, 137989240), (2, 68994620), (4, 34497310), (5, 27597848), (8, 17248655), (10, 13798924), (20, 6899462), (40, 3449731)]