172020190

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{109567}}^1$

素因数の和:109731

約数の個数: 16

約数和(自身を含む): 311611392

約数和(自身を除く): 139591202

約数列:

[1, 2, 5, 10, 157, 314, 785, 1570, 109567, 219134, 547835, 1095670, 17202019, 34404038, 86010095, 172020190]

約数ペア:

[(1, 172020190), (2, 86010095), (5, 34404038), (10, 17202019), (157, 1095670), (314, 547835), (785, 219134), (1570, 109567)]