201780830

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{199783}}^1$

素因数の和:199891

約数の個数: 16

約数和(自身を含む): 366803424

約数和(自身を除く): 165022594

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 199783, 399566, 998915, 1997830, 20178083, 40356166, 100890415, 201780830]

約数ペア:

[(1, 201780830), (2, 100890415), (5, 40356166), (10, 20178083), (101, 1997830), (202, 998915), (505, 399566), (1010, 199783)]