20194093960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1759}}^1\times {\mathrm{16883}}^1$

素因数の和:18670

約数の個数: 64

約数和(自身を含む): 48139660800

約数和(自身を除く): 27945566840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 1759, 3518, 7036, 8795, 14072, 16883, 17590, 29903, 33766, 35180, 59806, 67532, 70360, 84415, 119612, 135064, 149515, 168830, 239224, 287011, 299030, 337660, 574022, 598060, 675320, 1148044, 1196120, 1435055, 2296088, 2870110, 5740220, 11480440, 29697197, 59394394, 118788788, 148485985, 237577576, 296971970, 504852349, 593943940, 1009704698, 1187887880, 2019409396, 2524261745, 4038818792, 5048523490, 10097046980, 20194093960]

約数ペア:

[(1, 20194093960), (2, 10097046980), (4, 5048523490), (5, 4038818792), (8, 2524261745), (10, 2019409396), (17, 1187887880), (20, 1009704698), (34, 593943940), (40, 504852349), (68, 296971970), (85, 237577576), (136, 148485985), (170, 118788788), (340, 59394394), (680, 29697197), (1759, 11480440), (3518, 5740220), (7036, 2870110), (8795, 2296088), (14072, 1435055), (16883, 1196120), (17590, 1148044), (29903, 675320), (33766, 598060), (35180, 574022), (59806, 337660), (67532, 299030), (70360, 287011), (84415, 239224), (119612, 168830), (135064, 149515)]