204010760

素因数分解:

$2^3\times 5^1\times {\mathrm{5100269}}^1$

素因数の和:5100280

約数の個数: 16

約数和(自身を含む): 459024300

約数和(自身を除く): 255013540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5100269, 10200538, 20401076, 25501345, 40802152, 51002690, 102005380, 204010760]

約数ペア:

[(1, 204010760), (2, 102005380), (4, 51002690), (5, 40802152), (8, 25501345), (10, 20401076), (20, 10200538), (40, 5100269)]