89976280

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{11777}}^1$

素因数の和:11979

約数の個数: 32

約数和(自身を含む): 203523840

約数和(自身を除く): 113547560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640, 11777, 23554, 47108, 58885, 94216, 117770, 235540, 471080, 2249407, 4498814, 8997628, 11247035, 17995256, 22494070, 44988140, 89976280]

約数ペア:

[(1, 89976280), (2, 44988140), (4, 22494070), (5, 17995256), (8, 11247035), (10, 8997628), (20, 4498814), (40, 2249407), (191, 471080), (382, 235540), (764, 117770), (955, 94216), (1528, 58885), (1910, 47108), (3820, 23554), (7640, 11777)]