20523120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{85513}}^1$

素因数の和:85529

約数の個数: 40

約数和(自身を含む): 63622416

約数和(自身を除く): 43099296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 85513, 171026, 256539, 342052, 427565, 513078, 684104, 855130, 1026156, 1282695, 1368208, 1710260, 2052312, 2565390, 3420520, 4104624, 5130780, 6841040, 10261560, 20523120]

約数ペア:

[(1, 20523120), (2, 10261560), (3, 6841040), (4, 5130780), (5, 4104624), (6, 3420520), (8, 2565390), (10, 2052312), (12, 1710260), (15, 1368208), (16, 1282695), (20, 1026156), (24, 855130), (30, 684104), (40, 513078), (48, 427565), (60, 342052), (80, 256539), (120, 171026), (240, 85513)]