15407809640

素因数分解:

$2^3\times 5^1\times {\mathrm{19309}}^1\times {\mathrm{19949}}^1$

素因数の和:39269

約数の個数: 32

約数和(自身を含む): 34671105000

約数和(自身を除く): 19263295360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 19309, 19949, 38618, 39898, 77236, 79796, 96545, 99745, 154472, 159592, 193090, 199490, 386180, 398980, 772360, 797960, 385195241, 770390482, 1540780964, 1925976205, 3081561928, 3851952410, 7703904820, 15407809640]

約数ペア:

[(1, 15407809640), (2, 7703904820), (4, 3851952410), (5, 3081561928), (8, 1925976205), (10, 1540780964), (20, 770390482), (40, 385195241), (19309, 797960), (19949, 772360), (38618, 398980), (39898, 386180), (77236, 199490), (79796, 193090), (96545, 159592), (99745, 154472)]