15400610

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:386

約数の個数: 32

約数和(自身を含む): 28512000

約数和(自身を除く): 13111390

約数列:

[1, 2, 5, 10, 71, 109, 142, 199, 218, 355, 398, 545, 710, 995, 1090, 1990, 7739, 14129, 15478, 21691, 28258, 38695, 43382, 70645, 77390, 108455, 141290, 216910, 1540061, 3080122, 7700305, 15400610]

約数ペア:

[(1, 15400610), (2, 7700305), (5, 3080122), (10, 1540061), (71, 216910), (109, 141290), (142, 108455), (199, 77390), (218, 70645), (355, 43382), (398, 38695), (545, 28258), (710, 21691), (995, 15478), (1090, 14129), (1990, 7739)]