190400170

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1120001}}^1$

素因数の和:1120025

約数の個数: 16

約数和(自身を含む): 362880648

約数和(自身を除く): 172480478

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1120001, 2240002, 5600005, 11200010, 19040017, 38080034, 95200085, 190400170]

約数ペア:

[(1, 190400170), (2, 95200085), (5, 38080034), (10, 19040017), (17, 11200010), (34, 5600005), (85, 2240002), (170, 1120001)]