202005680

素因数分解:

$2^4\times 5^1\times {\mathrm{2525071}}^1$

素因数の和:2525084

約数の個数: 20

約数和(自身を含む): 469663392

約数和(自身を除く): 267657712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2525071, 5050142, 10100284, 12625355, 20200568, 25250710, 40401136, 50501420, 101002840, 202005680]

約数ペア:

[(1, 202005680), (2, 101002840), (4, 50501420), (5, 40401136), (8, 25250710), (10, 20200568), (16, 12625355), (20, 10100284), (40, 5050142), (80, 2525071)]