539540

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1$

素因数の和:571

約数の個数: 24

約数和(自身を含む): 1156680

約数和(自身を除く): 617140

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 509, 530, 1018, 1060, 2036, 2545, 5090, 10180, 26977, 53954, 107908, 134885, 269770, 539540]

約数ペア:

[(1, 539540), (2, 269770), (4, 134885), (5, 107908), (10, 53954), (20, 26977), (53, 10180), (106, 5090), (212, 2545), (265, 2036), (509, 1060), (530, 1018)]