4397390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{25867}}^1$

素因数の和:25891

約数の個数: 16

約数和(自身を含む): 8381232

約数和(自身を除く): 3983842

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 25867, 51734, 129335, 258670, 439739, 879478, 2198695, 4397390]

約数ペア:

[(1, 4397390), (2, 2198695), (5, 879478), (10, 439739), (17, 258670), (34, 129335), (85, 51734), (170, 25867)]