1878670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:324

約数の個数: 32

約数和(自身を含む): 3678048

約数和(自身を除く): 1799378

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 170, 215, 257, 430, 514, 731, 1285, 1462, 2570, 3655, 4369, 7310, 8738, 11051, 21845, 22102, 43690, 55255, 110510, 187867, 375734, 939335, 1878670]

約数ペア:

[(1, 1878670), (2, 939335), (5, 375734), (10, 187867), (17, 110510), (34, 55255), (43, 43690), (85, 22102), (86, 21845), (170, 11051), (215, 8738), (257, 7310), (430, 4369), (514, 3655), (731, 2570), (1285, 1462)]