8897140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{617}}^1$

素因数の和:736

約数の個数: 48

約数和(自身を含む): 21595392

約数和(自身を除く): 12698252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 412, 515, 617, 721, 1030, 1234, 1442, 2060, 2468, 2884, 3085, 3605, 4319, 6170, 7210, 8638, 12340, 14420, 17276, 21595, 43190, 63551, 86380, 127102, 254204, 317755, 444857, 635510, 889714, 1271020, 1779428, 2224285, 4448570, 8897140]

約数ペア:

[(1, 8897140), (2, 4448570), (4, 2224285), (5, 1779428), (7, 1271020), (10, 889714), (14, 635510), (20, 444857), (28, 317755), (35, 254204), (70, 127102), (103, 86380), (140, 63551), (206, 43190), (412, 21595), (515, 17276), (617, 14420), (721, 12340), (1030, 8638), (1234, 7210), (1442, 6170), (2060, 4319), (2468, 3605), (2884, 3085)]