20246960

素因数分解:

$2^4\times 5^1\times {\mathrm{337}}^1\times {\mathrm{751}}^1$

素因数の和:1101

約数の個数: 40

約数和(自身を含む): 47276736

約数和(自身を除く): 27029776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 337, 674, 751, 1348, 1502, 1685, 2696, 3004, 3370, 3755, 5392, 6008, 6740, 7510, 12016, 13480, 15020, 26960, 30040, 60080, 253087, 506174, 1012348, 1265435, 2024696, 2530870, 4049392, 5061740, 10123480, 20246960]

約数ペア:

[(1, 20246960), (2, 10123480), (4, 5061740), (5, 4049392), (8, 2530870), (10, 2024696), (16, 1265435), (20, 1012348), (40, 506174), (80, 253087), (337, 60080), (674, 30040), (751, 26960), (1348, 15020), (1502, 13480), (1685, 12016), (2696, 7510), (3004, 6740), (3370, 6008), (3755, 5392)]