49256840

素因数分解:

$2^3\times 5^1\times {\mathrm{1231421}}^1$

素因数の和:1231432

約数の個数: 16

約数和(自身を含む): 110827980

約数和(自身を除く): 61571140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1231421, 2462842, 4925684, 6157105, 9851368, 12314210, 24628420, 49256840]

約数ペア:

[(1, 49256840), (2, 24628420), (4, 12314210), (5, 9851368), (8, 6157105), (10, 4925684), (20, 2462842), (40, 1231421)]