13154920

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1901}}^1$

素因数の和:2085

約数の個数: 32

約数和(自身を含む): 29785320

約数和(自身を除く): 16630400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 1901, 3460, 3802, 6920, 7604, 9505, 15208, 19010, 38020, 76040, 328873, 657746, 1315492, 1644365, 2630984, 3288730, 6577460, 13154920]

約数ペア:

[(1, 13154920), (2, 6577460), (4, 3288730), (5, 2630984), (8, 1644365), (10, 1315492), (20, 657746), (40, 328873), (173, 76040), (346, 38020), (692, 19010), (865, 15208), (1384, 9505), (1730, 7604), (1901, 6920), (3460, 3802)]