2019949160

素因数分解:

$2^3\times 5^1\times {\mathrm{3557}}^1\times {\mathrm{14197}}^1$

素因数の和:17765

約数の個数: 32

約数和(自身を含む): 4546483560

約数和(自身を除く): 2526534400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3557, 7114, 14197, 14228, 17785, 28394, 28456, 35570, 56788, 70985, 71140, 113576, 141970, 142280, 283940, 567880, 50498729, 100997458, 201994916, 252493645, 403989832, 504987290, 1009974580, 2019949160]

約数ペア:

[(1, 2019949160), (2, 1009974580), (4, 504987290), (5, 403989832), (8, 252493645), (10, 201994916), (20, 100997458), (40, 50498729), (3557, 567880), (7114, 283940), (14197, 142280), (14228, 141970), (17785, 113576), (28394, 71140), (28456, 70985), (35570, 56788)]