15600008

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 30240000

約数和(自身を除く): 14639992

約数列:

[1, 2, 4, 8, 41, 82, 164, 199, 239, 328, 398, 478, 796, 956, 1592, 1912, 8159, 9799, 16318, 19598, 32636, 39196, 47561, 65272, 78392, 95122, 190244, 380488, 1950001, 3900002, 7800004, 15600008]

約数ペア:

[(1, 15600008), (2, 7800004), (4, 3900002), (8, 1950001), (41, 380488), (82, 190244), (164, 95122), (199, 78392), (239, 65272), (328, 47561), (398, 39196), (478, 32636), (796, 19598), (956, 16318), (1592, 9799), (1912, 8159)]