42089260

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{449}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 91476000

約数和(自身を除く): 49386740

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 109, 172, 215, 218, 430, 436, 449, 545, 860, 898, 1090, 1796, 2180, 2245, 4490, 4687, 8980, 9374, 18748, 19307, 23435, 38614, 46870, 48941, 77228, 93740, 96535, 97882, 193070, 195764, 244705, 386140, 489410, 978820, 2104463, 4208926, 8417852, 10522315, 21044630, 42089260]

約数ペア:

[(1, 42089260), (2, 21044630), (4, 10522315), (5, 8417852), (10, 4208926), (20, 2104463), (43, 978820), (86, 489410), (109, 386140), (172, 244705), (215, 195764), (218, 193070), (430, 97882), (436, 96535), (449, 93740), (545, 77228), (860, 48941), (898, 46870), (1090, 38614), (1796, 23435), (2180, 19307), (2245, 18748), (4490, 9374), (4687, 8980)]