20201595040

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{675187}}^1$

素因数の和:675230

約数の個数: 96

約数和(自身を含む): 55127749824

約数和(自身を除く): 34926154784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 160, 170, 176, 187, 220, 272, 340, 352, 374, 440, 544, 680, 748, 880, 935, 1360, 1496, 1760, 1870, 2720, 2992, 3740, 5984, 7480, 14960, 29920, 675187, 1350374, 2700748, 3375935, 5401496, 6751870, 7427057, 10802992, 11478179, 13503740, 14854114, 21605984, 22956358, 27007480, 29708228, 37135285, 45912716, 54014960, 57390895, 59416456, 74270570, 91825432, 108029920, 114781790, 118832912, 126259969, 148541140, 183650864, 229563580, 237665824, 252519938, 297082280, 367301728, 459127160, 505039876, 594164560, 631299845, 918254320, 1010079752, 1188329120, 1262599690, 1836508640, 2020159504, 2525199380, 4040319008, 5050398760, 10100797520, 20201595040]

約数ペア:

[(1, 20201595040), (2, 10100797520), (4, 5050398760), (5, 4040319008), (8, 2525199380), (10, 2020159504), (11, 1836508640), (16, 1262599690), (17, 1188329120), (20, 1010079752), (22, 918254320), (32, 631299845), (34, 594164560), (40, 505039876), (44, 459127160), (55, 367301728), (68, 297082280), (80, 252519938), (85, 237665824), (88, 229563580), (110, 183650864), (136, 148541140), (160, 126259969), (170, 118832912), (176, 114781790), (187, 108029920), (220, 91825432), (272, 74270570), (340, 59416456), (352, 57390895), (374, 54014960), (440, 45912716), (544, 37135285), (680, 29708228), (748, 27007480), (880, 22956358), (935, 21605984), (1360, 14854114), (1496, 13503740), (1760, 11478179), (1870, 10802992), (2720, 7427057), (2992, 6751870), (3740, 5401496), (5984, 3375935), (7480, 2700748), (14960, 1350374), (29920, 675187)]