20960880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{87337}}^1$

素因数の和:87353

約数の個数: 40

約数和(自身を含む): 64979472

約数和(自身を除く): 44018592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 87337, 174674, 262011, 349348, 436685, 524022, 698696, 873370, 1048044, 1310055, 1397392, 1746740, 2096088, 2620110, 3493480, 4192176, 5240220, 6986960, 10480440, 20960880]

約数ペア:

[(1, 20960880), (2, 10480440), (3, 6986960), (4, 5240220), (5, 4192176), (6, 3493480), (8, 2620110), (10, 2096088), (12, 1746740), (15, 1397392), (16, 1310055), (20, 1048044), (24, 873370), (30, 698696), (40, 524022), (48, 436685), (60, 349348), (80, 262011), (120, 174674), (240, 87337)]