3922040

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1381}}^1$

素因数の和:1463

約数の個数: 32

約数和(自身を含む): 8955360

約数和(自身を除く): 5033320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1381, 1420, 2762, 2840, 5524, 6905, 11048, 13810, 27620, 55240, 98051, 196102, 392204, 490255, 784408, 980510, 1961020, 3922040]

約数ペア:

[(1, 3922040), (2, 1961020), (4, 980510), (5, 784408), (8, 490255), (10, 392204), (20, 196102), (40, 98051), (71, 55240), (142, 27620), (284, 13810), (355, 11048), (568, 6905), (710, 5524), (1381, 2840), (1420, 2762)]