20100415

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{1117}}^1$

素因数の和:1242

約数の個数: 16

約数和(自身を含む): 24953760

約数和(自身を除く): 4853345

約数列:

[1, 5, 59, 61, 295, 305, 1117, 3599, 5585, 17995, 65903, 68137, 329515, 340685, 4020083, 20100415]

約数ペア:

[(1, 20100415), (5, 4020083), (59, 340685), (61, 329515), (295, 68137), (305, 65903), (1117, 17995), (3599, 5585)]