789631780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1409}}^1\times {\mathrm{4003}}^1$

素因数の和:5428

約数の個数: 48

約数和(自身を含む): 1896935040

約数和(自身を除く): 1107303260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1409, 2818, 4003, 5636, 7045, 8006, 9863, 14090, 16012, 19726, 20015, 28021, 28180, 39452, 40030, 49315, 56042, 80060, 98630, 112084, 140105, 197260, 280210, 560420, 5640227, 11280454, 22560908, 28201135, 39481589, 56402270, 78963178, 112804540, 157926356, 197407945, 394815890, 789631780]

約数ペア:

[(1, 789631780), (2, 394815890), (4, 197407945), (5, 157926356), (7, 112804540), (10, 78963178), (14, 56402270), (20, 39481589), (28, 28201135), (35, 22560908), (70, 11280454), (140, 5640227), (1409, 560420), (2818, 280210), (4003, 197260), (5636, 140105), (7045, 112084), (8006, 98630), (9863, 80060), (14090, 56042), (16012, 49315), (19726, 40030), (20015, 39452), (28021, 28180)]