4440940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31721}}^1$

素因数の和:31737

約数の個数: 24

約数和(自身を含む): 10658592

約数和(自身を除く): 6217652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 31721, 63442, 126884, 158605, 222047, 317210, 444094, 634420, 888188, 1110235, 2220470, 4440940]

約数ペア:

[(1, 4440940), (2, 2220470), (4, 1110235), (5, 888188), (7, 634420), (10, 444094), (14, 317210), (20, 222047), (28, 158605), (35, 126884), (70, 63442), (140, 31721)]