20165882670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{440207}}^1$

素因数の和:440729

約数の個数: 48

約数和(自身を含む): 52534422720

約数和(自身を除く): 32368540050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 509, 1018, 1527, 2545, 3054, 4581, 5090, 7635, 9162, 15270, 22905, 45810, 440207, 880414, 1320621, 2201035, 2641242, 3961863, 4402070, 6603105, 7923726, 13206210, 19809315, 39618630, 224065363, 448130726, 672196089, 1120326815, 1344392178, 2016588267, 2240653630, 3360980445, 4033176534, 6721960890, 10082941335, 20165882670]

約数ペア:

[(1, 20165882670), (2, 10082941335), (3, 6721960890), (5, 4033176534), (6, 3360980445), (9, 2240653630), (10, 2016588267), (15, 1344392178), (18, 1120326815), (30, 672196089), (45, 448130726), (90, 224065363), (509, 39618630), (1018, 19809315), (1527, 13206210), (2545, 7923726), (3054, 6603105), (4581, 4402070), (5090, 3961863), (7635, 2641242), (9162, 2201035), (15270, 1320621), (22905, 880414), (45810, 440207)]