2000116660

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{118913}}^1$

素因数の和:118980

約数の個数: 36

約数和(自身を含む): 4350111948

約数和(自身を除く): 2349995288

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 841, 1682, 3364, 4205, 8410, 16820, 118913, 237826, 475652, 594565, 1189130, 2378260, 3448477, 6896954, 13793908, 17242385, 34484770, 68969540, 100005833, 200011666, 400023332, 500029165, 1000058330, 2000116660]

約数ペア:

[(1, 2000116660), (2, 1000058330), (4, 500029165), (5, 400023332), (10, 200011666), (20, 100005833), (29, 68969540), (58, 34484770), (116, 17242385), (145, 13793908), (290, 6896954), (580, 3448477), (841, 2378260), (1682, 1189130), (3364, 594565), (4205, 475652), (8410, 237826), (16820, 118913)]