31982270

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{449}}^1$

素因数の和:892

約数の個数: 32

約数和(自身を含む): 61236000

約数和(自身を除く): 29253730

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 419, 449, 838, 898, 2095, 2245, 4190, 4490, 7123, 7633, 14246, 15266, 35615, 38165, 71230, 76330, 188131, 376262, 940655, 1881310, 3198227, 6396454, 15991135, 31982270]

約数ペア:

[(1, 31982270), (2, 15991135), (5, 6396454), (10, 3198227), (17, 1881310), (34, 940655), (85, 376262), (170, 188131), (419, 76330), (449, 71230), (838, 38165), (898, 35615), (2095, 15266), (2245, 14246), (4190, 7633), (4490, 7123)]