1865772920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{18517}}^1$

素因数の和:18768

約数の個数: 64

約数和(自身を含む): 4599871200

約数和(自身を除く): 2734098280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 229, 440, 458, 916, 1145, 1832, 2290, 2519, 4580, 5038, 9160, 10076, 12595, 18517, 20152, 25190, 37034, 50380, 74068, 92585, 100760, 148136, 185170, 203687, 370340, 407374, 740680, 814748, 1018435, 1629496, 2036870, 4073740, 4240393, 8147480, 8480786, 16961572, 21201965, 33923144, 42403930, 46644323, 84807860, 93288646, 169615720, 186577292, 233221615, 373154584, 466443230, 932886460, 1865772920]

約数ペア:

[(1, 1865772920), (2, 932886460), (4, 466443230), (5, 373154584), (8, 233221615), (10, 186577292), (11, 169615720), (20, 93288646), (22, 84807860), (40, 46644323), (44, 42403930), (55, 33923144), (88, 21201965), (110, 16961572), (220, 8480786), (229, 8147480), (440, 4240393), (458, 4073740), (916, 2036870), (1145, 1629496), (1832, 1018435), (2290, 814748), (2519, 740680), (4580, 407374), (5038, 370340), (9160, 203687), (10076, 185170), (12595, 148136), (18517, 100760), (20152, 92585), (25190, 74068), (37034, 50380)]