978318910

素因数分解:

$2^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{233489}}^1$

素因数の和:233915

約数の個数: 16

約数和(自身を含む): 1765184400

約数和(自身を除く): 786865490

約数列:

[1, 2, 5, 10, 419, 838, 2095, 4190, 233489, 466978, 1167445, 2334890, 97831891, 195663782, 489159455, 978318910]

約数ペア:

[(1, 978318910), (2, 489159455), (5, 195663782), (10, 97831891), (419, 2334890), (838, 1167445), (2095, 466978), (4190, 233489)]