80562340

素因数分解:

$2^2\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{3907}}^1$

素因数の和:4947

約数の個数: 24

約数和(自身を含む): 169388352

約数和(自身を除く): 88826012

約数列:

[1, 2, 4, 5, 10, 20, 1031, 2062, 3907, 4124, 5155, 7814, 10310, 15628, 19535, 20620, 39070, 78140, 4028117, 8056234, 16112468, 20140585, 40281170, 80562340]

約数ペア:

[(1, 80562340), (2, 40281170), (4, 20140585), (5, 16112468), (10, 8056234), (20, 4028117), (1031, 78140), (2062, 39070), (3907, 20620), (4124, 19535), (5155, 15628), (7814, 10310)]