1538962660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{42349}}^1$

素因数の和:42460

約数の個数: 48

約数和(自身を含む): 3415104000

約数和(自身を除く): 1876141340

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 79, 92, 115, 158, 230, 316, 395, 460, 790, 1580, 1817, 3634, 7268, 9085, 18170, 36340, 42349, 84698, 169396, 211745, 423490, 846980, 974027, 1948054, 3345571, 3896108, 4870135, 6691142, 9740270, 13382284, 16727855, 19480540, 33455710, 66911420, 76948133, 153896266, 307792532, 384740665, 769481330, 1538962660]

約数ペア:

[(1, 1538962660), (2, 769481330), (4, 384740665), (5, 307792532), (10, 153896266), (20, 76948133), (23, 66911420), (46, 33455710), (79, 19480540), (92, 16727855), (115, 13382284), (158, 9740270), (230, 6691142), (316, 4870135), (395, 3896108), (460, 3345571), (790, 1948054), (1580, 974027), (1817, 846980), (3634, 423490), (7268, 211745), (9085, 169396), (18170, 84698), (36340, 42349)]