2015604080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{156491}}^1$

素因数の和:156534

約数の個数: 80

約数和(自身を含む): 5588642304

約数和(自身を除く): 3573038224

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 12880, 156491, 312982, 625964, 782455, 1095437, 1251928, 1564910, 2190874, 2503856, 3129820, 3599293, 4381748, 5477185, 6259640, 7198586, 8763496, 10954370, 12519280, 14397172, 17526992, 17996465, 21908740, 25195051, 28794344, 35992930, 43817480, 50390102, 57588688, 71985860, 87634960, 100780204, 125975255, 143971720, 201560408, 251950510, 287943440, 403120816, 503901020, 1007802040, 2015604080]

約数ペア:

[(1, 2015604080), (2, 1007802040), (4, 503901020), (5, 403120816), (7, 287943440), (8, 251950510), (10, 201560408), (14, 143971720), (16, 125975255), (20, 100780204), (23, 87634960), (28, 71985860), (35, 57588688), (40, 50390102), (46, 43817480), (56, 35992930), (70, 28794344), (80, 25195051), (92, 21908740), (112, 17996465), (115, 17526992), (140, 14397172), (161, 12519280), (184, 10954370), (230, 8763496), (280, 7198586), (322, 6259640), (368, 5477185), (460, 4381748), (560, 3599293), (644, 3129820), (805, 2503856), (920, 2190874), (1288, 1564910), (1610, 1251928), (1840, 1095437), (2576, 782455), (3220, 625964), (6440, 312982), (12880, 156491)]