200840808980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{204939601}}^1$

素因数の和:204939624

約数の個数: 36

約数和(自身を含む): 490625407188

約数和(自身を除く): 289784598208

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 204939601, 409879202, 819758404, 1024698005, 1434577207, 2049396010, 2869154414, 4098792020, 5738308828, 7172886035, 10042040449, 14345772070, 20084080898, 28691544140, 40168161796, 50210202245, 100420404490, 200840808980]

約数ペア:

[(1, 200840808980), (2, 100420404490), (4, 50210202245), (5, 40168161796), (7, 28691544140), (10, 20084080898), (14, 14345772070), (20, 10042040449), (28, 7172886035), (35, 5738308828), (49, 4098792020), (70, 2869154414), (98, 2049396010), (140, 1434577207), (196, 1024698005), (245, 819758404), (490, 409879202), (980, 204939601)]