217466140

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{34739}}^1$

素因数の和:35061

約数の個数: 24

約数和(自身を含む): 458151120

約数和(自身を除く): 240684980

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 6260, 34739, 69478, 138956, 173695, 347390, 694780, 10873307, 21746614, 43493228, 54366535, 108733070, 217466140]

約数ペア:

[(1, 217466140), (2, 108733070), (4, 54366535), (5, 43493228), (10, 21746614), (20, 10873307), (313, 694780), (626, 347390), (1252, 173695), (1565, 138956), (3130, 69478), (6260, 34739)]