203438374930

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{415180357}}^1$

素因数の和:415180378

約数の個数: 24

約数和(自身を含む): 425975047308

約数和(自身を除く): 222536672378

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 415180357, 830360714, 2075901785, 2906262499, 4151803570, 5812524998, 14531312495, 20343837493, 29062624990, 40687674986, 101719187465, 203438374930]

約数ペア:

[(1, 203438374930), (2, 101719187465), (5, 40687674986), (7, 29062624990), (10, 20343837493), (14, 14531312495), (35, 5812524998), (49, 4151803570), (70, 2906262499), (98, 2075901785), (245, 830360714), (490, 415180357)]