2016115820

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{978697}}^1$

素因数の和:978809

約数の個数: 24

約数和(自身を含む): 4274952864

約数和(自身を除く): 2258837044

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 978697, 1957394, 3914788, 4893485, 9786970, 19573940, 100805791, 201611582, 403223164, 504028955, 1008057910, 2016115820]

約数ペア:

[(1, 2016115820), (2, 1008057910), (4, 504028955), (5, 403223164), (10, 201611582), (20, 100805791), (103, 19573940), (206, 9786970), (412, 4893485), (515, 3914788), (1030, 1957394), (2060, 978697)]