240975440

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{70051}}^1$

素因数の和:70107

約数の個数: 40

約数和(自身を含む): 573305568

約数和(自身を除く): 332330128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 70051, 140102, 280204, 350255, 560408, 700510, 1120816, 1401020, 2802040, 3012193, 5604080, 6024386, 12048772, 15060965, 24097544, 30121930, 48195088, 60243860, 120487720, 240975440]

約数ペア:

[(1, 240975440), (2, 120487720), (4, 60243860), (5, 48195088), (8, 30121930), (10, 24097544), (16, 15060965), (20, 12048772), (40, 6024386), (43, 5604080), (80, 3012193), (86, 2802040), (172, 1401020), (215, 1120816), (344, 700510), (430, 560408), (688, 350255), (860, 280204), (1720, 140102), (3440, 70051)]