40004270

素因数分解:

$2^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{7649}}^1$

素因数の和:8179

約数の個数: 16

約数和(自身を含む): 72154800

約数和(自身を除く): 32150530

約数列:

[1, 2, 5, 10, 523, 1046, 2615, 5230, 7649, 15298, 38245, 76490, 4000427, 8000854, 20002135, 40004270]

約数ペア:

[(1, 40004270), (2, 20002135), (5, 8000854), (10, 4000427), (523, 76490), (1046, 38245), (2615, 15298), (5230, 7649)]