2100096680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{887}}^1\times {\mathrm{5381}}^1$

素因数の和:6290

約数の個数: 64

約数和(自身を含む): 5161553280

約数和(自身を除く): 3061456600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 887, 1774, 3548, 4435, 5381, 7096, 8870, 9757, 10762, 17740, 19514, 21524, 26905, 35480, 39028, 43048, 48785, 53810, 59191, 78056, 97570, 107620, 118382, 195140, 215240, 236764, 295955, 390280, 473528, 591910, 1183820, 2367640, 4772947, 9545894, 19091788, 23864735, 38183576, 47729470, 52502417, 95458940, 105004834, 190917880, 210009668, 262512085, 420019336, 525024170, 1050048340, 2100096680]

約数ペア:

[(1, 2100096680), (2, 1050048340), (4, 525024170), (5, 420019336), (8, 262512085), (10, 210009668), (11, 190917880), (20, 105004834), (22, 95458940), (40, 52502417), (44, 47729470), (55, 38183576), (88, 23864735), (110, 19091788), (220, 9545894), (440, 4772947), (887, 2367640), (1774, 1183820), (3548, 591910), (4435, 473528), (5381, 390280), (7096, 295955), (8870, 236764), (9757, 215240), (10762, 195140), (17740, 118382), (19514, 107620), (21524, 97570), (26905, 78056), (35480, 59191), (39028, 53810), (43048, 48785)]