248610020

素因数分解:

$2^2\times 5^1\times {\mathrm{12430501}}^1$

素因数の和:12430510

約数の個数: 12

約数和(自身を含む): 522081084

約数和(自身を除く): 273471064

約数列:

[1, 2, 4, 5, 10, 20, 12430501, 24861002, 49722004, 62152505, 124305010, 248610020]

約数ペア:

[(1, 248610020), (2, 124305010), (4, 62152505), (5, 49722004), (10, 24861002), (20, 12430501)]