21919254800

素因数分解:

$2^4\times 5^2\times {\mathrm{54798137}}^1$

素因数の和:54798155

約数の個数: 30

約数和(自身を含む): 52661010618

約数和(自身を除く): 30741755818

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 54798137, 109596274, 219192548, 273990685, 438385096, 547981370, 876770192, 1095962740, 1369953425, 2191925480, 2739906850, 4383850960, 5479813700, 10959627400, 21919254800]

約数ペア:

[(1, 21919254800), (2, 10959627400), (4, 5479813700), (5, 4383850960), (8, 2739906850), (10, 2191925480), (16, 1369953425), (20, 1095962740), (25, 876770192), (40, 547981370), (50, 438385096), (80, 273990685), (100, 219192548), (200, 109596274), (400, 54798137)]