202820840

素因数分解:

$2^3\times 5^1\times {\mathrm{5070521}}^1$

素因数の和:5070532

約数の個数: 16

約数和(自身を含む): 456346980

約数和(自身を除く): 253526140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5070521, 10141042, 20282084, 25352605, 40564168, 50705210, 101410420, 202820840]

約数ペア:

[(1, 202820840), (2, 101410420), (4, 50705210), (5, 40564168), (8, 25352605), (10, 20282084), (20, 10141042), (40, 5070521)]