21968600

素因数分解:

$2^3\times 5^2\times {\mathrm{109843}}^1$

素因数の和:109859

約数の個数: 24

約数和(自身を含む): 51077460

約数和(自身を除く): 29108860

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 109843, 219686, 439372, 549215, 878744, 1098430, 2196860, 2746075, 4393720, 5492150, 10984300, 21968600]

約数ペア:

[(1, 21968600), (2, 10984300), (4, 5492150), (5, 4393720), (8, 2746075), (10, 2196860), (20, 1098430), (25, 878744), (40, 549215), (50, 439372), (100, 219686), (200, 109843)]