7884799090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{208207}}^1$

素因数の和:208762

約数の個数: 32

約数和(自身を含む): 16250217984

約数和(自身を除く): 8365418894

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 541, 1082, 2705, 3787, 5410, 7574, 18935, 37870, 208207, 416414, 1041035, 1457449, 2082070, 2914898, 7287245, 14574490, 112639987, 225279974, 563199935, 788479909, 1126399870, 1576959818, 3942399545, 7884799090]

約数ペア:

[(1, 7884799090), (2, 3942399545), (5, 1576959818), (7, 1126399870), (10, 788479909), (14, 563199935), (35, 225279974), (70, 112639987), (541, 14574490), (1082, 7287245), (2705, 2914898), (3787, 2082070), (5410, 1457449), (7574, 1041035), (18935, 416414), (37870, 208207)]