208040260

素因数分解:

$2^2\times 5^1\times {\mathrm{929}}^1\times {\mathrm{11197}}^1$

素因数の和:12135

約数の個数: 24

約数和(自身を含む): 437393880

約数和(自身を除く): 229353620

約数列:

[1, 2, 4, 5, 10, 20, 929, 1858, 3716, 4645, 9290, 11197, 18580, 22394, 44788, 55985, 111970, 223940, 10402013, 20804026, 41608052, 52010065, 104020130, 208040260]

約数ペア:

[(1, 208040260), (2, 104020130), (4, 52010065), (5, 41608052), (10, 20804026), (20, 10402013), (929, 223940), (1858, 111970), (3716, 55985), (4645, 44788), (9290, 22394), (11197, 18580)]