2018802280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{2381}}^1$

素因数の和:2491

約数の個数: 128

約数和(自身を含む): 5186280960

約数和(自身を除く): 3167478680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 47, 55, 82, 88, 94, 110, 164, 188, 205, 220, 235, 328, 376, 410, 440, 451, 470, 517, 820, 902, 940, 1034, 1640, 1804, 1880, 1927, 2068, 2255, 2381, 2585, 3608, 3854, 4136, 4510, 4762, 5170, 7708, 9020, 9524, 9635, 10340, 11905, 15416, 18040, 19048, 19270, 20680, 21197, 23810, 26191, 38540, 42394, 47620, 52382, 77080, 84788, 95240, 97621, 104764, 105985, 111907, 130955, 169576, 195242, 209528, 211970, 223814, 261910, 390484, 423940, 447628, 488105, 523820, 559535, 780968, 847880, 895256, 976210, 1047640, 1073831, 1119070, 1230977, 1952420, 2147662, 2238140, 2461954, 3904840, 4295324, 4476280, 4588187, 4923908, 5369155, 6154885, 8590648, 9176374, 9847816, 10738310, 12309770, 18352748, 21476620, 22940935, 24619540, 36705496, 42953240, 45881870, 49239080, 50470057, 91763740, 100940114, 183527480, 201880228, 252350285, 403760456, 504700570, 1009401140, 2018802280]

約数ペア:

[(1, 2018802280), (2, 1009401140), (4, 504700570), (5, 403760456), (8, 252350285), (10, 201880228), (11, 183527480), (20, 100940114), (22, 91763740), (40, 50470057), (41, 49239080), (44, 45881870), (47, 42953240), (55, 36705496), (82, 24619540), (88, 22940935), (94, 21476620), (110, 18352748), (164, 12309770), (188, 10738310), (205, 9847816), (220, 9176374), (235, 8590648), (328, 6154885), (376, 5369155), (410, 4923908), (440, 4588187), (451, 4476280), (470, 4295324), (517, 3904840), (820, 2461954), (902, 2238140), (940, 2147662), (1034, 1952420), (1640, 1230977), (1804, 1119070), (1880, 1073831), (1927, 1047640), (2068, 976210), (2255, 895256), (2381, 847880), (2585, 780968), (3608, 559535), (3854, 523820), (4136, 488105), (4510, 447628), (4762, 423940), (5170, 390484), (7708, 261910), (9020, 223814), (9524, 211970), (9635, 209528), (10340, 195242), (11905, 169576), (15416, 130955), (18040, 111907), (19048, 105985), (19270, 104764), (20680, 97621), (21197, 95240), (23810, 84788), (26191, 77080), (38540, 52382), (42394, 47620)]