20682960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{86179}}^1$

素因数の和:86195

約数の個数: 40

約数和(自身を含む): 64117920

約数和(自身を除く): 43434960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 86179, 172358, 258537, 344716, 430895, 517074, 689432, 861790, 1034148, 1292685, 1378864, 1723580, 2068296, 2585370, 3447160, 4136592, 5170740, 6894320, 10341480, 20682960]

約数ペア:

[(1, 20682960), (2, 10341480), (3, 6894320), (4, 5170740), (5, 4136592), (6, 3447160), (8, 2585370), (10, 2068296), (12, 1723580), (15, 1378864), (16, 1292685), (20, 1034148), (24, 861790), (30, 689432), (40, 517074), (48, 430895), (60, 344716), (80, 258537), (120, 172358), (240, 86179)]