40638670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{863}}^1$

素因数の和:1164

約数の個数: 32

約数和(自身を含む): 77822208

約数和(自身を除く): 37183538

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 277, 554, 863, 1385, 1726, 2770, 4315, 4709, 8630, 9418, 14671, 23545, 29342, 47090, 73355, 146710, 239051, 478102, 1195255, 2390510, 4063867, 8127734, 20319335, 40638670]

約数ペア:

[(1, 40638670), (2, 20319335), (5, 8127734), (10, 4063867), (17, 2390510), (34, 1195255), (85, 478102), (170, 239051), (277, 146710), (554, 73355), (863, 47090), (1385, 29342), (1726, 23545), (2770, 14671), (4315, 9418), (4709, 8630)]