1330559240

素因数分解:

$2^3\times 5^1\times {\mathrm{33263981}}^1$

素因数の和:33263992

約数の個数: 16

約数和(自身を含む): 2993758380

約数和(自身を除く): 1663199140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 33263981, 66527962, 133055924, 166319905, 266111848, 332639810, 665279620, 1330559240]

約数ペア:

[(1, 1330559240), (2, 665279620), (4, 332639810), (5, 266111848), (8, 166319905), (10, 133055924), (20, 66527962), (40, 33263981)]