40691410

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{9949}}^1$

素因数の和:10365

約数の個数: 16

約数和(自身を含む): 73431000

約数和(自身を除く): 32739590

約数列:

[1, 2, 5, 10, 409, 818, 2045, 4090, 9949, 19898, 49745, 99490, 4069141, 8138282, 20345705, 40691410]

約数ペア:

[(1, 40691410), (2, 20345705), (5, 8138282), (10, 4069141), (409, 99490), (818, 49745), (2045, 19898), (4090, 9949)]