26465680

素因数分解:

$2^4\times 5^1\times {\mathrm{330821}}^1$

素因数の和:330834

約数の個数: 20

約数和(自身を含む): 61532892

約数和(自身を除く): 35067212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 330821, 661642, 1323284, 1654105, 2646568, 3308210, 5293136, 6616420, 13232840, 26465680]

約数ペア:

[(1, 26465680), (2, 13232840), (4, 6616420), (5, 5293136), (8, 3308210), (10, 2646568), (16, 1654105), (20, 1323284), (40, 661642), (80, 330821)]