71864420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{156227}}^1$

素因数の和:156259

約数の個数: 24

約数和(自身を含む): 157477824

約数和(自身を除く): 85613404

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 156227, 312454, 624908, 781135, 1562270, 3124540, 3593221, 7186442, 14372884, 17966105, 35932210, 71864420]

約数ペア:

[(1, 71864420), (2, 35932210), (4, 17966105), (5, 14372884), (10, 7186442), (20, 3593221), (23, 3124540), (46, 1562270), (92, 781135), (115, 624908), (230, 312454), (460, 156227)]