747996860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2876911}}^1$

素因数の和:2876933

約数の個数: 24

約数和(自身を含む): 1691624256

約数和(自身を除く): 943627396

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2876911, 5753822, 11507644, 14384555, 28769110, 37399843, 57538220, 74799686, 149599372, 186999215, 373998430, 747996860]

約数ペア:

[(1, 747996860), (2, 373998430), (4, 186999215), (5, 149599372), (10, 74799686), (13, 57538220), (20, 37399843), (26, 28769110), (52, 14384555), (65, 11507644), (130, 5753822), (260, 2876911)]