53571220

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{4691}}^1$

素因数の和:5271

約数の個数: 24

約数和(自身を含む): 112720608

約数和(自身を除く): 59149388

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 2284, 2855, 4691, 5710, 9382, 11420, 18764, 23455, 46910, 93820, 2678561, 5357122, 10714244, 13392805, 26785610, 53571220]

約数ペア:

[(1, 53571220), (2, 26785610), (4, 13392805), (5, 10714244), (10, 5357122), (20, 2678561), (571, 93820), (1142, 46910), (2284, 23455), (2855, 18764), (4691, 11420), (5710, 9382)]