18442929680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{4704829}}^1$

素因数の和:4704856

約数の個数: 60

約数和(自身を含む): 49880607660

約数和(自身を除く): 31437677980

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 4704829, 9409658, 18819316, 23524145, 32933803, 37638632, 47048290, 65867606, 75277264, 94096580, 131735212, 164669015, 188193160, 230536621, 263470424, 329338030, 376386320, 461073242, 526940848, 658676060, 922146484, 1152683105, 1317352120, 1844292968, 2305366210, 2634704240, 3688585936, 4610732420, 9221464840, 18442929680]

約数ペア:

[(1, 18442929680), (2, 9221464840), (4, 4610732420), (5, 3688585936), (7, 2634704240), (8, 2305366210), (10, 1844292968), (14, 1317352120), (16, 1152683105), (20, 922146484), (28, 658676060), (35, 526940848), (40, 461073242), (49, 376386320), (56, 329338030), (70, 263470424), (80, 230536621), (98, 188193160), (112, 164669015), (140, 131735212), (196, 94096580), (245, 75277264), (280, 65867606), (392, 47048290), (490, 37638632), (560, 32933803), (784, 23524145), (980, 18819316), (1960, 9409658), (3920, 4704829)]