7728440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10169}}^1$

素因数の和:10199

約数の個数: 32

約数和(自身を含む): 18306000

約数和(自身を除く): 10577560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 10169, 20338, 40676, 50845, 81352, 101690, 193211, 203380, 386422, 406760, 772844, 966055, 1545688, 1932110, 3864220, 7728440]

約数ペア:

[(1, 7728440), (2, 3864220), (4, 1932110), (5, 1545688), (8, 966055), (10, 772844), (19, 406760), (20, 386422), (38, 203380), (40, 193211), (76, 101690), (95, 81352), (152, 50845), (190, 40676), (380, 20338), (760, 10169)]