20974740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{349579}}^1$

素因数の和:349591

約数の個数: 24

約数和(自身を含む): 58729440

約数和(自身を除く): 37754700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 349579, 699158, 1048737, 1398316, 1747895, 2097474, 3495790, 4194948, 5243685, 6991580, 10487370, 20974740]

約数ペア:

[(1, 20974740), (2, 10487370), (3, 6991580), (4, 5243685), (5, 4194948), (6, 3495790), (10, 2097474), (12, 1747895), (15, 1398316), (20, 1048737), (30, 699158), (60, 349579)]