780164356

素因数分解:

$2^2\times {\mathrm{9871}}^1\times {\mathrm{19759}}^1$

素因数の和:29634

約数の個数: 12

約数和(自身を含む): 1365495040

約数和(自身を除く): 585330684

約数列:

[1, 2, 4, 9871, 19742, 19759, 39484, 39518, 79036, 195041089, 390082178, 780164356]

約数ペア:

[(1, 780164356), (2, 390082178), (4, 195041089), (9871, 79036), (19742, 39518), (19759, 39484)]