26264140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{6469}}^1$

素因数の和:6514

約数の個数: 48

約数和(自身を含む): 65217600

約数和(自身を除く): 38953460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 6469, 12938, 25876, 32345, 45283, 64690, 90566, 129380, 181132, 187601, 226415, 375202, 452830, 750404, 905660, 938005, 1313207, 1876010, 2626414, 3752020, 5252828, 6566035, 13132070, 26264140]

約数ペア:

[(1, 26264140), (2, 13132070), (4, 6566035), (5, 5252828), (7, 3752020), (10, 2626414), (14, 1876010), (20, 1313207), (28, 938005), (29, 905660), (35, 750404), (58, 452830), (70, 375202), (116, 226415), (140, 187601), (145, 181132), (203, 129380), (290, 90566), (406, 64690), (580, 45283), (812, 32345), (1015, 25876), (2030, 12938), (4060, 6469)]