172037890

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{193301}}^1$

素因数の和:193397

約数の個数: 16

約数和(自身を含む): 313149240

約数和(自身を除く): 141111350

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 193301, 386602, 966505, 1933010, 17203789, 34407578, 86018945, 172037890]

約数ペア:

[(1, 172037890), (2, 86018945), (5, 34407578), (10, 17203789), (89, 1933010), (178, 966505), (445, 386602), (890, 193301)]