212300740

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{174017}}^1$

素因数の和:174087

約数の個数: 24

約数和(自身を含む): 453142872

約数和(自身を除く): 240842132

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 174017, 348034, 696068, 870085, 1740170, 3480340, 10615037, 21230074, 42460148, 53075185, 106150370, 212300740]

約数ペア:

[(1, 212300740), (2, 106150370), (4, 53075185), (5, 42460148), (10, 21230074), (20, 10615037), (61, 3480340), (122, 1740170), (244, 870085), (305, 696068), (610, 348034), (1220, 174017)]