201956930

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{412157}}^1$

素因数の和:412178

約数の個数: 24

約数和(自身を含む): 422874108

約数和(自身を除く): 220917178

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 412157, 824314, 2060785, 2885099, 4121570, 5770198, 14425495, 20195693, 28850990, 40391386, 100978465, 201956930]

約数ペア:

[(1, 201956930), (2, 100978465), (5, 40391386), (7, 28850990), (10, 20195693), (14, 14425495), (35, 5770198), (49, 4121570), (70, 2885099), (98, 2060785), (245, 824314), (490, 412157)]