25248540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{420809}}^1$

素因数の和:420821

約数の個数: 24

約数和(自身を含む): 70696080

約数和(自身を除く): 45447540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 420809, 841618, 1262427, 1683236, 2104045, 2524854, 4208090, 5049708, 6312135, 8416180, 12624270, 25248540]

約数ペア:

[(1, 25248540), (2, 12624270), (3, 8416180), (4, 6312135), (5, 5049708), (6, 4208090), (10, 2524854), (12, 2104045), (15, 1683236), (20, 1262427), (30, 841618), (60, 420809)]