20011728960

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{6948517}}^1$

素因数の和:6948540

約数の個数: 84

約数和(自身を含む): 68832019308

約数和(自身を除く): 48820290348

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 6948517, 13897034, 20845551, 27794068, 34742585, 41691102, 55588136, 62536653, 69485170, 83382204, 104227755, 111176272, 125073306, 138970340, 166764408, 208455510, 222352544, 250146612, 277940680, 312683265, 333528816, 416911020, 444705088, 500293224, 555881360, 625366530, 667057632, 833822040, 1000586448, 1111762720, 1250733060, 1334115264, 1667644080, 2001172896, 2223525440, 2501466120, 3335288160, 4002345792, 5002932240, 6670576320, 10005864480, 20011728960]

約数ペア:

[(1, 20011728960), (2, 10005864480), (3, 6670576320), (4, 5002932240), (5, 4002345792), (6, 3335288160), (8, 2501466120), (9, 2223525440), (10, 2001172896), (12, 1667644080), (15, 1334115264), (16, 1250733060), (18, 1111762720), (20, 1000586448), (24, 833822040), (30, 667057632), (32, 625366530), (36, 555881360), (40, 500293224), (45, 444705088), (48, 416911020), (60, 333528816), (64, 312683265), (72, 277940680), (80, 250146612), (90, 222352544), (96, 208455510), (120, 166764408), (144, 138970340), (160, 125073306), (180, 111176272), (192, 104227755), (240, 83382204), (288, 69485170), (320, 62536653), (360, 55588136), (480, 41691102), (576, 34742585), (720, 27794068), (960, 20845551), (1440, 13897034), (2880, 6948517)]