804080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2$

素因数の和:78

約数の個数: 60

約数和(自身を含む): 2057160

約数和(自身を除く): 1253080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 115, 152, 184, 190, 230, 304, 368, 380, 437, 460, 529, 760, 874, 920, 1058, 1520, 1748, 1840, 2116, 2185, 2645, 3496, 4232, 4370, 5290, 6992, 8464, 8740, 10051, 10580, 17480, 20102, 21160, 34960, 40204, 42320, 50255, 80408, 100510, 160816, 201020, 402040, 804080]

約数ペア:

[(1, 804080), (2, 402040), (4, 201020), (5, 160816), (8, 100510), (10, 80408), (16, 50255), (19, 42320), (20, 40204), (23, 34960), (38, 21160), (40, 20102), (46, 17480), (76, 10580), (80, 10051), (92, 8740), (95, 8464), (115, 6992), (152, 5290), (184, 4370), (190, 4232), (230, 3496), (304, 2645), (368, 2185), (380, 2116), (437, 1840), (460, 1748), (529, 1520), (760, 1058), (874, 920)]