1241080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:124

約数の個数: 64

約数和(自身を含む): 3110400

約数和(自身を除く): 1869320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 71, 76, 92, 95, 115, 142, 152, 184, 190, 230, 284, 355, 380, 437, 460, 568, 710, 760, 874, 920, 1349, 1420, 1633, 1748, 2185, 2698, 2840, 3266, 3496, 4370, 5396, 6532, 6745, 8165, 8740, 10792, 13064, 13490, 16330, 17480, 26980, 31027, 32660, 53960, 62054, 65320, 124108, 155135, 248216, 310270, 620540, 1241080]

約数ペア:

[(1, 1241080), (2, 620540), (4, 310270), (5, 248216), (8, 155135), (10, 124108), (19, 65320), (20, 62054), (23, 53960), (38, 32660), (40, 31027), (46, 26980), (71, 17480), (76, 16330), (92, 13490), (95, 13064), (115, 10792), (142, 8740), (152, 8165), (184, 6745), (190, 6532), (230, 5396), (284, 4370), (355, 3496), (380, 3266), (437, 2840), (460, 2698), (568, 2185), (710, 1748), (760, 1633), (874, 1420), (920, 1349)]