201402777980

素因数分解:

$2^2\times 5^1\times {\mathrm{42257}}^1\times {\mathrm{238307}}^1$

素因数の和:280573

約数の個数: 24

約数和(自身を含む): 422957617488

約数和(自身を除く): 221554839508

約数列:

[1, 2, 4, 5, 10, 20, 42257, 84514, 169028, 211285, 238307, 422570, 476614, 845140, 953228, 1191535, 2383070, 4766140, 10070138899, 20140277798, 40280555596, 50350694495, 100701388990, 201402777980]

約数ペア:

[(1, 201402777980), (2, 100701388990), (4, 50350694495), (5, 40280555596), (10, 20140277798), (20, 10070138899), (42257, 4766140), (84514, 2383070), (169028, 1191535), (211285, 953228), (238307, 845140), (422570, 476614)]