40086215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{4139}}^1$

素因数の和:4306

約数の個数: 16

約数和(自身を含む): 52164000

約数和(自身を除く): 12077785

約数列:

[1, 5, 13, 65, 149, 745, 1937, 4139, 9685, 20695, 53807, 269035, 616711, 3083555, 8017243, 40086215]

約数ペア:

[(1, 40086215), (5, 8017243), (13, 3083555), (65, 616711), (149, 269035), (745, 53807), (1937, 20695), (4139, 9685)]