8661160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 21150720

約数和(自身を除く): 12489560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 47, 68, 85, 94, 136, 170, 188, 235, 271, 340, 376, 470, 542, 680, 799, 940, 1084, 1355, 1598, 1880, 2168, 2710, 3196, 3995, 4607, 5420, 6392, 7990, 9214, 10840, 12737, 15980, 18428, 23035, 25474, 31960, 36856, 46070, 50948, 63685, 92140, 101896, 127370, 184280, 216529, 254740, 433058, 509480, 866116, 1082645, 1732232, 2165290, 4330580, 8661160]

約数ペア:

[(1, 8661160), (2, 4330580), (4, 2165290), (5, 1732232), (8, 1082645), (10, 866116), (17, 509480), (20, 433058), (34, 254740), (40, 216529), (47, 184280), (68, 127370), (85, 101896), (94, 92140), (136, 63685), (170, 50948), (188, 46070), (235, 36856), (271, 31960), (340, 25474), (376, 23035), (470, 18428), (542, 15980), (680, 12737), (799, 10840), (940, 9214), (1084, 7990), (1355, 6392), (1598, 5420), (1880, 4607), (2168, 3995), (2710, 3196)]