2100038960

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{558521}}^1$

素因数の和:558581

約数の個数: 40

約数和(自身を含む): 4986484416

約数和(自身を除く): 2886445456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 558521, 1117042, 2234084, 2792605, 4468168, 5585210, 8936336, 11170420, 22340840, 26250487, 44681680, 52500974, 105001948, 131252435, 210003896, 262504870, 420007792, 525009740, 1050019480, 2100038960]

約数ペア:

[(1, 2100038960), (2, 1050019480), (4, 525009740), (5, 420007792), (8, 262504870), (10, 210003896), (16, 131252435), (20, 105001948), (40, 52500974), (47, 44681680), (80, 26250487), (94, 22340840), (188, 11170420), (235, 8936336), (376, 5585210), (470, 4468168), (752, 2792605), (940, 2234084), (1880, 1117042), (3760, 558521)]