788338040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2815493}}^1$

素因数の和:2815511

約数の個数: 32

約数和(自身を含む): 2027155680

約数和(自身を除く): 1238817640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2815493, 5630986, 11261972, 14077465, 19708451, 22523944, 28154930, 39416902, 56309860, 78833804, 98542255, 112619720, 157667608, 197084510, 394169020, 788338040]

約数ペア:

[(1, 788338040), (2, 394169020), (4, 197084510), (5, 157667608), (7, 112619720), (8, 98542255), (10, 78833804), (14, 56309860), (20, 39416902), (28, 28154930), (35, 22523944), (40, 19708451), (56, 14077465), (70, 11261972), (140, 5630986), (280, 2815493)]