30720836

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{367}}^1\times {\mathrm{1231}}^1$

素因数の和:1619

約数の個数: 24

約数和(自身を含む): 57125376

約数和(自身を除く): 26404540

約数列:

[1, 2, 4, 17, 34, 68, 367, 734, 1231, 1468, 2462, 4924, 6239, 12478, 20927, 24956, 41854, 83708, 451777, 903554, 1807108, 7680209, 15360418, 30720836]

約数ペア:

[(1, 30720836), (2, 15360418), (4, 7680209), (17, 1807108), (34, 903554), (68, 451777), (367, 83708), (734, 41854), (1231, 24956), (1468, 20927), (2462, 12478), (4924, 6239)]