4394020

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2647}}^1$

素因数の和:2739

約数の個数: 24

約数和(自身を含む): 9342144

約数和(自身を除く): 4948124

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 2647, 5294, 10588, 13235, 26470, 52940, 219701, 439402, 878804, 1098505, 2197010, 4394020]

約数ペア:

[(1, 4394020), (2, 2197010), (4, 1098505), (5, 878804), (10, 439402), (20, 219701), (83, 52940), (166, 26470), (332, 13235), (415, 10588), (830, 5294), (1660, 2647)]