47990540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1409}}^1$

素因数の和:1562

約数の個数: 48

約数和(自身を含む): 109438560

約数和(自身を除く): 61448020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 131, 260, 262, 524, 655, 1310, 1409, 1703, 2620, 2818, 3406, 5636, 6812, 7045, 8515, 14090, 17030, 18317, 28180, 34060, 36634, 73268, 91585, 183170, 184579, 366340, 369158, 738316, 922895, 1845790, 2399527, 3691580, 4799054, 9598108, 11997635, 23995270, 47990540]

約数ペア:

[(1, 47990540), (2, 23995270), (4, 11997635), (5, 9598108), (10, 4799054), (13, 3691580), (20, 2399527), (26, 1845790), (52, 922895), (65, 738316), (130, 369158), (131, 366340), (260, 184579), (262, 183170), (524, 91585), (655, 73268), (1310, 36634), (1409, 34060), (1703, 28180), (2620, 18317), (2818, 17030), (3406, 14090), (5636, 8515), (6812, 7045)]