13580920

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4651}}^1$

素因数の和:4735

約数の個数: 32

約数和(自身を含む): 30982320

約数和(自身を除く): 17401400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 4651, 9302, 18604, 23255, 37208, 46510, 93020, 186040, 339523, 679046, 1358092, 1697615, 2716184, 3395230, 6790460, 13580920]

約数ペア:

[(1, 13580920), (2, 6790460), (4, 3395230), (5, 2716184), (8, 1697615), (10, 1358092), (20, 679046), (40, 339523), (73, 186040), (146, 93020), (292, 46510), (365, 37208), (584, 23255), (730, 18604), (1460, 9302), (2920, 4651)]