2812852220

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{777031}}^1$

素因数の和:777221

約数の個数: 24

約数和(自身を含む): 5939632608

約数和(自身を除く): 3126780388

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 777031, 1554062, 3108124, 3885155, 7770310, 15540620, 140642611, 281285222, 562570444, 703213055, 1406426110, 2812852220]

約数ペア:

[(1, 2812852220), (2, 1406426110), (4, 703213055), (5, 562570444), (10, 281285222), (20, 140642611), (181, 15540620), (362, 7770310), (724, 3885155), (905, 3108124), (1810, 1554062), (3620, 777031)]