20118075100

素因数分解:

$2^2\times 5^2\times {\mathrm{1447}}^1\times {\mathrm{139033}}^1$

素因数の和:140494

約数の個数: 36

約数和(自身を含む): 43686707344

約数和(自身を除く): 23568632244

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 1447, 2894, 5788, 7235, 14470, 28940, 36175, 72350, 139033, 144700, 278066, 556132, 695165, 1390330, 2780660, 3475825, 6951650, 13903300, 201180751, 402361502, 804723004, 1005903755, 2011807510, 4023615020, 5029518775, 10059037550, 20118075100]

約数ペア:

[(1, 20118075100), (2, 10059037550), (4, 5029518775), (5, 4023615020), (10, 2011807510), (20, 1005903755), (25, 804723004), (50, 402361502), (100, 201180751), (1447, 13903300), (2894, 6951650), (5788, 3475825), (7235, 2780660), (14470, 1390330), (28940, 695165), (36175, 556132), (72350, 278066), (139033, 144700)]