25244840

素因数分解:

$2^3\times 5^1\times {\mathrm{631121}}^1$

素因数の和:631132

約数の個数: 16

約数和(自身を含む): 56800980

約数和(自身を除く): 31556140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 631121, 1262242, 2524484, 3155605, 5048968, 6311210, 12622420, 25244840]

約数ペア:

[(1, 25244840), (2, 12622420), (4, 6311210), (5, 5048968), (8, 3155605), (10, 2524484), (20, 1262242), (40, 631121)]