239675440

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{20107}}^1$

素因数の和:20269

約数の個数: 40

約数和(自身を含む): 561013200

約数和(自身を除く): 321337760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 5960, 11920, 20107, 40214, 80428, 100535, 160856, 201070, 321712, 402140, 804280, 1608560, 2995943, 5991886, 11983772, 14979715, 23967544, 29959430, 47935088, 59918860, 119837720, 239675440]

約数ペア:

[(1, 239675440), (2, 119837720), (4, 59918860), (5, 47935088), (8, 29959430), (10, 23967544), (16, 14979715), (20, 11983772), (40, 5991886), (80, 2995943), (149, 1608560), (298, 804280), (596, 402140), (745, 321712), (1192, 201070), (1490, 160856), (2384, 100535), (2980, 80428), (5960, 40214), (11920, 20107)]