20147258900

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{2077037}}^1$

素因数の和:2077148

約数の個数: 36

約数和(自身を含む): 44170290108

約数和(自身を除く): 24023031208

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 388, 485, 970, 1940, 2425, 4850, 9700, 2077037, 4154074, 8308148, 10385185, 20770370, 41540740, 51925925, 103851850, 201472589, 207703700, 402945178, 805890356, 1007362945, 2014725890, 4029451780, 5036814725, 10073629450, 20147258900]

約数ペア:

[(1, 20147258900), (2, 10073629450), (4, 5036814725), (5, 4029451780), (10, 2014725890), (20, 1007362945), (25, 805890356), (50, 402945178), (97, 207703700), (100, 201472589), (194, 103851850), (388, 51925925), (485, 41540740), (970, 20770370), (1940, 10385185), (2425, 8308148), (4850, 4154074), (9700, 2077037)]