39979450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1109}}^1$

素因数の和:1231

約数の個数: 48

約数和(自身を含む): 85887360

約数和(自身を除く): 45907910

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 103, 175, 206, 350, 515, 721, 1030, 1109, 1442, 2218, 2575, 3605, 5150, 5545, 7210, 7763, 11090, 15526, 18025, 27725, 36050, 38815, 55450, 77630, 114227, 194075, 228454, 388150, 571135, 799589, 1142270, 1599178, 2855675, 3997945, 5711350, 7995890, 19989725, 39979450]

約数ペア:

[(1, 39979450), (2, 19989725), (5, 7995890), (7, 5711350), (10, 3997945), (14, 2855675), (25, 1599178), (35, 1142270), (50, 799589), (70, 571135), (103, 388150), (175, 228454), (206, 194075), (350, 114227), (515, 77630), (721, 55450), (1030, 38815), (1109, 36050), (1442, 27725), (2218, 18025), (2575, 15526), (3605, 11090), (5150, 7763), (5545, 7210)]