28692260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{84389}}^1$

素因数の和:84415

約数の個数: 24

約数和(自身を含む): 63798840

約数和(自身を除く): 35106580

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 84389, 168778, 337556, 421945, 843890, 1434613, 1687780, 2869226, 5738452, 7173065, 14346130, 28692260]

約数ペア:

[(1, 28692260), (2, 14346130), (4, 7173065), (5, 5738452), (10, 2869226), (17, 1687780), (20, 1434613), (34, 843890), (68, 421945), (85, 337556), (170, 168778), (340, 84389)]