31308320

素因数分解:

$2^5\times 5^1\times {\mathrm{195677}}^1$

素因数の和:195692

約数の個数: 24

約数和(自身を含む): 73966284

約数和(自身を除く): 42657964

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 195677, 391354, 782708, 978385, 1565416, 1956770, 3130832, 3913540, 6261664, 7827080, 15654160, 31308320]

約数ペア:

[(1, 31308320), (2, 15654160), (4, 7827080), (5, 6261664), (8, 3913540), (10, 3130832), (16, 1956770), (20, 1565416), (32, 978385), (40, 782708), (80, 391354), (160, 195677)]