210965480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{4481}}^1$

素因数の和:4610

約数の個数: 64

約数和(自身を含む): 522780480

約数和(自身を除く): 311815000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 107, 110, 214, 220, 428, 440, 535, 856, 1070, 1177, 2140, 2354, 4280, 4481, 4708, 5885, 8962, 9416, 11770, 17924, 22405, 23540, 35848, 44810, 47080, 49291, 89620, 98582, 179240, 197164, 246455, 394328, 479467, 492910, 958934, 985820, 1917868, 1971640, 2397335, 3835736, 4794670, 5274137, 9589340, 10548274, 19178680, 21096548, 26370685, 42193096, 52741370, 105482740, 210965480]

約数ペア:

[(1, 210965480), (2, 105482740), (4, 52741370), (5, 42193096), (8, 26370685), (10, 21096548), (11, 19178680), (20, 10548274), (22, 9589340), (40, 5274137), (44, 4794670), (55, 3835736), (88, 2397335), (107, 1971640), (110, 1917868), (214, 985820), (220, 958934), (428, 492910), (440, 479467), (535, 394328), (856, 246455), (1070, 197164), (1177, 179240), (2140, 98582), (2354, 89620), (4280, 49291), (4481, 47080), (4708, 44810), (5885, 35848), (8962, 23540), (9416, 22405), (11770, 17924)]