84103420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{247363}}^1$

素因数の和:247389

約数の個数: 24

約数和(自身を含む): 187007184

約数和(自身を除く): 102903764

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 247363, 494726, 989452, 1236815, 2473630, 4205171, 4947260, 8410342, 16820684, 21025855, 42051710, 84103420]

約数ペア:

[(1, 84103420), (2, 42051710), (4, 21025855), (5, 16820684), (10, 8410342), (17, 4947260), (20, 4205171), (34, 2473630), (68, 1236815), (85, 989452), (170, 494726), (340, 247363)]