268554820

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{77617}}^1$

素因数の和:77799

約数の個数: 24

約数和(自身を含む): 567232344

約数和(自身を除く): 298677524

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 77617, 155234, 310468, 388085, 776170, 1552340, 13427741, 26855482, 53710964, 67138705, 134277410, 268554820]

約数ペア:

[(1, 268554820), (2, 134277410), (4, 67138705), (5, 53710964), (10, 26855482), (20, 13427741), (173, 1552340), (346, 776170), (692, 388085), (865, 310468), (1730, 155234), (3460, 77617)]