1279660040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1881853}}^1$

素因数の和:1881881

約数の個数: 32

約数和(自身を含む): 3048603480

約数和(自身を除く): 1768943440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 1881853, 3763706, 7527412, 9409265, 15054824, 18818530, 31991501, 37637060, 63983002, 75274120, 127966004, 159957505, 255932008, 319915010, 639830020, 1279660040]

約数ペア:

[(1, 1279660040), (2, 639830020), (4, 319915010), (5, 255932008), (8, 159957505), (10, 127966004), (17, 75274120), (20, 63983002), (34, 37637060), (40, 31991501), (68, 18818530), (85, 15054824), (136, 9409265), (170, 7527412), (340, 3763706), (680, 1881853)]