198660740

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{136069}}^1$

素因数の和:136151

約数の個数: 24

約数和(自身を含む): 422905560

約数和(自身を除く): 224244820

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 136069, 272138, 544276, 680345, 1360690, 2721380, 9933037, 19866074, 39732148, 49665185, 99330370, 198660740]

約数ペア:

[(1, 198660740), (2, 99330370), (4, 49665185), (5, 39732148), (10, 19866074), (20, 9933037), (73, 2721380), (146, 1360690), (292, 680345), (365, 544276), (730, 272138), (1460, 136069)]