5420740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20849}}^1$

素因数の和:20871

約数の個数: 24

約数和(自身を含む): 12259800

約数和(自身を除く): 6839060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 20849, 41698, 83396, 104245, 208490, 271037, 416980, 542074, 1084148, 1355185, 2710370, 5420740]

約数ペア:

[(1, 5420740), (2, 2710370), (4, 1355185), (5, 1084148), (10, 542074), (13, 416980), (20, 271037), (26, 208490), (52, 104245), (65, 83396), (130, 41698), (260, 20849)]