1605728

素因数分解:

$2^5\times {\mathrm{19}}^2\times {\mathrm{139}}^1$

素因数の和:187

約数の個数: 36

約数和(自身を含む): 3360420

約数和(自身を除く): 1754692

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 139, 152, 278, 304, 361, 556, 608, 722, 1112, 1444, 2224, 2641, 2888, 4448, 5282, 5776, 10564, 11552, 21128, 42256, 50179, 84512, 100358, 200716, 401432, 802864, 1605728]

約数ペア:

[(1, 1605728), (2, 802864), (4, 401432), (8, 200716), (16, 100358), (19, 84512), (32, 50179), (38, 42256), (76, 21128), (139, 11552), (152, 10564), (278, 5776), (304, 5282), (361, 4448), (556, 2888), (608, 2641), (722, 2224), (1112, 1444)]