2820375.00000000

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{587}}^1$

素因数の和:1051

約数の個数: 72

約数和(自身を含む): 144471600

約数和(自身を除く): 97030260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 449, 587, 898, 1174, 1347, 1761, 1796, 2245, 2348, 2694, 2935, 3522, 4041, 4490, 5283, 5388, 5870, 6735, 7044, 8082, 8805, 8980, 10566, 11740, 13470, 16164, 17610, 20205, 21132, 26415, 26940, 35220, 40410, 52830, 80820, 105660, 263563, 527126, 790689, 1054252, 1317815, 1581378, 2372067, 2635630, 3162756, 3953445, 4744134, 5271260, 7906890, 9488268, 11860335, 15813780, 23720670, 47441340]

約数ペア:

[(1, 47441340), (2, 23720670), (3, 15813780), (4, 11860335), (5, 9488268), (6, 7906890), (9, 5271260), (10, 4744134), (12, 3953445), (15, 3162756), (18, 2635630), (20, 2372067), (30, 1581378), (36, 1317815), (45, 1054252), (60, 790689), (90, 527126), (180, 263563), (449, 105660), (587, 80820), (898, 52830), (1174, 40410), (1347, 35220), (1761, 26940), (1796, 26415), (2245, 21132), (2348, 20205), (2694, 17610), (2935, 16164), (3522, 13470), (4041, 11740), (4490, 10566), (5283, 8980), (5388, 8805), (5870, 8082), (6735, 7044)]