40853860

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{10369}}^1$

素因数の和:10575

約数の個数: 24

約数和(自身を含む): 86236920

約数和(自身を除く): 45383060

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 10369, 20738, 41476, 51845, 103690, 207380, 2042693, 4085386, 8170772, 10213465, 20426930, 40853860]

約数ペア:

[(1, 40853860), (2, 20426930), (4, 10213465), (5, 8170772), (10, 4085386), (20, 2042693), (197, 207380), (394, 103690), (788, 51845), (985, 41476), (1970, 20738), (3940, 10369)]