21837360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{90989}}^1$

素因数の和:91005

約数の個数: 40

約数和(自身を含む): 67696560

約数和(自身を除く): 45859200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 90989, 181978, 272967, 363956, 454945, 545934, 727912, 909890, 1091868, 1364835, 1455824, 1819780, 2183736, 2729670, 3639560, 4367472, 5459340, 7279120, 10918680, 21837360]

約数ペア:

[(1, 21837360), (2, 10918680), (3, 7279120), (4, 5459340), (5, 4367472), (6, 3639560), (8, 2729670), (10, 2183736), (12, 1819780), (15, 1455824), (16, 1364835), (20, 1091868), (24, 909890), (30, 727912), (40, 545934), (48, 454945), (60, 363956), (80, 272967), (120, 181978), (240, 90989)]