39931060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1409}}^1$

素因数の和:1540

約数の個数: 48

約数和(自身を含む): 91198800

約数和(自身を除く): 51267740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 436, 545, 1090, 1409, 1417, 2180, 2818, 2834, 5636, 5668, 7045, 7085, 14090, 14170, 18317, 28180, 28340, 36634, 73268, 91585, 153581, 183170, 307162, 366340, 614324, 767905, 1535810, 1996553, 3071620, 3993106, 7986212, 9982765, 19965530, 39931060]

約数ペア:

[(1, 39931060), (2, 19965530), (4, 9982765), (5, 7986212), (10, 3993106), (13, 3071620), (20, 1996553), (26, 1535810), (52, 767905), (65, 614324), (109, 366340), (130, 307162), (218, 183170), (260, 153581), (436, 91585), (545, 73268), (1090, 36634), (1409, 28340), (1417, 28180), (2180, 18317), (2818, 14170), (2834, 14090), (5636, 7085), (5668, 7045)]