27863080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{521}}^1$

素因数の和:730

約数の個数: 64

約数和(自身を含む): 72161280

約数和(自身を除く): 44298200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 191, 280, 382, 521, 764, 955, 1042, 1337, 1528, 1910, 2084, 2605, 2674, 3647, 3820, 4168, 5210, 5348, 6685, 7294, 7640, 10420, 10696, 13370, 14588, 18235, 20840, 26740, 29176, 36470, 53480, 72940, 99511, 145880, 199022, 398044, 497555, 696577, 796088, 995110, 1393154, 1990220, 2786308, 3482885, 3980440, 5572616, 6965770, 13931540, 27863080]

約数ペア:

[(1, 27863080), (2, 13931540), (4, 6965770), (5, 5572616), (7, 3980440), (8, 3482885), (10, 2786308), (14, 1990220), (20, 1393154), (28, 995110), (35, 796088), (40, 696577), (56, 497555), (70, 398044), (140, 199022), (191, 145880), (280, 99511), (382, 72940), (521, 53480), (764, 36470), (955, 29176), (1042, 26740), (1337, 20840), (1528, 18235), (1910, 14588), (2084, 13370), (2605, 10696), (2674, 10420), (3647, 7640), (3820, 7294), (4168, 6685), (5210, 5348)]