20117381780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3677}}^1\times {\mathrm{9433}}^1$

素因数の和:13148

約数の個数: 48

約数和(自身を含む): 43719797520

約数和(自身を除く): 23602415740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 3677, 7354, 9433, 14708, 18385, 18866, 36770, 37732, 47165, 73540, 94330, 106633, 188660, 213266, 273557, 426532, 533165, 547114, 1066330, 1094228, 1367785, 2132660, 2735570, 5471140, 34685141, 69370282, 138740564, 173425705, 346851410, 693702820, 1005869089, 2011738178, 4023476356, 5029345445, 10058690890, 20117381780]

約数ペア:

[(1, 20117381780), (2, 10058690890), (4, 5029345445), (5, 4023476356), (10, 2011738178), (20, 1005869089), (29, 693702820), (58, 346851410), (116, 173425705), (145, 138740564), (290, 69370282), (580, 34685141), (3677, 5471140), (7354, 2735570), (9433, 2132660), (14708, 1367785), (18385, 1094228), (18866, 1066330), (36770, 547114), (37732, 533165), (47165, 426532), (73540, 273557), (94330, 213266), (106633, 188660)]