39243560

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{23929}}^1$

素因数の和:23981

約数の個数: 32

約数和(自身を含む): 90455400

約数和(自身を除く): 51211840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 23929, 47858, 95716, 119645, 191432, 239290, 478580, 957160, 981089, 1962178, 3924356, 4905445, 7848712, 9810890, 19621780, 39243560]

約数ペア:

[(1, 39243560), (2, 19621780), (4, 9810890), (5, 7848712), (8, 4905445), (10, 3924356), (20, 1962178), (40, 981089), (41, 957160), (82, 478580), (164, 239290), (205, 191432), (328, 119645), (410, 95716), (820, 47858), (1640, 23929)]