91647490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1979}}^1$

素因数の和:2418

約数の個数: 32

約数和(自身を含む): 180480960

約数和(自身を除く): 88833470

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 421, 842, 1979, 2105, 3958, 4210, 4631, 9262, 9895, 19790, 21769, 23155, 43538, 46310, 108845, 217690, 833159, 1666318, 4165795, 8331590, 9164749, 18329498, 45823745, 91647490]

約数ペア:

[(1, 91647490), (2, 45823745), (5, 18329498), (10, 9164749), (11, 8331590), (22, 4165795), (55, 1666318), (110, 833159), (421, 217690), (842, 108845), (1979, 46310), (2105, 43538), (3958, 23155), (4210, 21769), (4631, 19790), (9262, 9895)]