56820880

素因数分解:

$2^4\times 5^1\times {\mathrm{710261}}^1$

素因数の和:710274

約数の個数: 20

約数和(自身を含む): 132108732

約数和(自身を除く): 75287852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 710261, 1420522, 2841044, 3551305, 5682088, 7102610, 11364176, 14205220, 28410440, 56820880]

約数ペア:

[(1, 56820880), (2, 28410440), (4, 14205220), (5, 11364176), (8, 7102610), (10, 5682088), (16, 3551305), (20, 2841044), (40, 1420522), (80, 710261)]