20649870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{76481}}^1$

素因数の和:76497

約数の個数: 32

約数和(自身を含む): 55067040

約数和(自身を除く): 34417170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 76481, 152962, 229443, 382405, 458886, 688329, 764810, 1147215, 1376658, 2064987, 2294430, 3441645, 4129974, 6883290, 10324935, 20649870]

約数ペア:

[(1, 20649870), (2, 10324935), (3, 6883290), (5, 4129974), (6, 3441645), (9, 2294430), (10, 2064987), (15, 1376658), (18, 1147215), (27, 764810), (30, 688329), (45, 458886), (54, 382405), (90, 229443), (135, 152962), (270, 76481)]