207634480

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{17419}}^1$

素因数の和:17581

約数の個数: 40

約数和(自身を含む): 486018000

約数和(自身を除く): 278383520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 5960, 11920, 17419, 34838, 69676, 87095, 139352, 174190, 278704, 348380, 696760, 1393520, 2595431, 5190862, 10381724, 12977155, 20763448, 25954310, 41526896, 51908620, 103817240, 207634480]

約数ペア:

[(1, 207634480), (2, 103817240), (4, 51908620), (5, 41526896), (8, 25954310), (10, 20763448), (16, 12977155), (20, 10381724), (40, 5190862), (80, 2595431), (149, 1393520), (298, 696760), (596, 348380), (745, 278704), (1192, 174190), (1490, 139352), (2384, 87095), (2980, 69676), (5960, 34838), (11920, 17419)]