715705540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{8363}}^1$

素因数の和:8772

約数の個数: 48

約数和(自身を含む): 1644027840

約数和(自身を除く): 928322300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 389, 778, 1556, 1945, 3890, 4279, 7780, 8363, 8558, 16726, 17116, 21395, 33452, 41815, 42790, 83630, 85580, 91993, 167260, 183986, 367972, 459965, 919930, 1839860, 3253207, 6506414, 13012828, 16266035, 32532070, 35785277, 65064140, 71570554, 143141108, 178926385, 357852770, 715705540]

約数ペア:

[(1, 715705540), (2, 357852770), (4, 178926385), (5, 143141108), (10, 71570554), (11, 65064140), (20, 35785277), (22, 32532070), (44, 16266035), (55, 13012828), (110, 6506414), (220, 3253207), (389, 1839860), (778, 919930), (1556, 459965), (1945, 367972), (3890, 183986), (4279, 167260), (7780, 91993), (8363, 85580), (8558, 83630), (16726, 42790), (17116, 41815), (21395, 33452)]