203439740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1453141}}^1$

素因数の和:1453157

約数の個数: 24

約数和(自身を含む): 488255712

約数和(自身を除く): 284815972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1453141, 2906282, 5812564, 7265705, 10171987, 14531410, 20343974, 29062820, 40687948, 50859935, 101719870, 203439740]

約数ペア:

[(1, 203439740), (2, 101719870), (4, 50859935), (5, 40687948), (7, 29062820), (10, 20343974), (14, 14531410), (20, 10171987), (28, 7265705), (35, 5812564), (70, 2906282), (140, 1453141)]