4039201220

素因数分解:

$2^2\times 5^1\times {\mathrm{947}}^1\times {\mathrm{213263}}^1$

素因数の和:214219

約数の個数: 24

約数和(自身を含む): 8491319424

約数和(自身を除く): 4452118204

約数列:

[1, 2, 4, 5, 10, 20, 947, 1894, 3788, 4735, 9470, 18940, 213263, 426526, 853052, 1066315, 2132630, 4265260, 201960061, 403920122, 807840244, 1009800305, 2019600610, 4039201220]

約数ペア:

[(1, 4039201220), (2, 2019600610), (4, 1009800305), (5, 807840244), (10, 403920122), (20, 201960061), (947, 4265260), (1894, 2132630), (3788, 1066315), (4735, 853052), (9470, 426526), (18940, 213263)]