20350085

素因数分解:

$5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{2539}}^1$

素因数の和:2780

約数の個数: 16

約数和(自身を含む): 28041600

約数和(自身を除く): 7691515

約数列:

[1, 5, 7, 35, 229, 1145, 1603, 2539, 8015, 12695, 17773, 88865, 581431, 2907155, 4070017, 20350085]

約数ペア:

[(1, 20350085), (5, 4070017), (7, 2907155), (35, 581431), (229, 88865), (1145, 17773), (1603, 12695), (2539, 8015)]