40289788

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{130811}}^1$

素因数の和:130833

約数の個数: 24

約数和(自身を含む): 87905664

約数和(自身を除く): 47615876

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 130811, 261622, 523244, 915677, 1438921, 1831354, 2877842, 3662708, 5755684, 10072447, 20144894, 40289788]

約数ペア:

[(1, 40289788), (2, 20144894), (4, 10072447), (7, 5755684), (11, 3662708), (14, 2877842), (22, 1831354), (28, 1438921), (44, 915677), (77, 523244), (154, 261622), (308, 130811)]