339930910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71867}}^1$

素因数の和:71928

約数の個数: 32

約数和(自身を含む): 683033472

約数和(自身を除く): 343102562

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 71867, 143734, 359335, 718670, 790537, 1581074, 3090281, 3952685, 6180562, 7905370, 15451405, 30902810, 33993091, 67986182, 169965455, 339930910]

約数ペア:

[(1, 339930910), (2, 169965455), (5, 67986182), (10, 33993091), (11, 30902810), (22, 15451405), (43, 7905370), (55, 6180562), (86, 3952685), (110, 3090281), (215, 1581074), (430, 790537), (473, 718670), (946, 359335), (2365, 143734), (4730, 71867)]