49530740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{709}}^1$

素因数の和:1224

約数の個数: 48

約数和(自身を含む): 119280000

約数和(自身を除く): 69749260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 499, 709, 998, 1418, 1996, 2495, 2836, 3493, 3545, 4963, 4990, 6986, 7090, 9926, 9980, 13972, 14180, 17465, 19852, 24815, 34930, 49630, 69860, 99260, 353791, 707582, 1415164, 1768955, 2476537, 3537910, 4953074, 7075820, 9906148, 12382685, 24765370, 49530740]

約数ペア:

[(1, 49530740), (2, 24765370), (4, 12382685), (5, 9906148), (7, 7075820), (10, 4953074), (14, 3537910), (20, 2476537), (28, 1768955), (35, 1415164), (70, 707582), (140, 353791), (499, 99260), (709, 69860), (998, 49630), (1418, 34930), (1996, 24815), (2495, 19852), (2836, 17465), (3493, 14180), (3545, 13972), (4963, 9980), (4990, 9926), (6986, 7090)]