858404740

素因数分解:

$2^2\times 5^1\times {\mathrm{3637}}^1\times {\mathrm{11801}}^1$

素因数の和:15447

約数の個数: 24

約数和(自身を含む): 1803298392

約数和(自身を除く): 944893652

約数列:

[1, 2, 4, 5, 10, 20, 3637, 7274, 11801, 14548, 18185, 23602, 36370, 47204, 59005, 72740, 118010, 236020, 42920237, 85840474, 171680948, 214601185, 429202370, 858404740]

約数ペア:

[(1, 858404740), (2, 429202370), (4, 214601185), (5, 171680948), (10, 85840474), (20, 42920237), (3637, 236020), (7274, 118010), (11801, 72740), (14548, 59005), (18185, 47204), (23602, 36370)]