27741640

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{8779}}^1$

素因数の和:8869

約数の個数: 32

約数和(自身を含む): 63216000

約数和(自身を除く): 35474360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 8779, 17558, 35116, 43895, 70232, 87790, 175580, 351160, 693541, 1387082, 2774164, 3467705, 5548328, 6935410, 13870820, 27741640]

約数ペア:

[(1, 27741640), (2, 13870820), (4, 6935410), (5, 5548328), (8, 3467705), (10, 2774164), (20, 1387082), (40, 693541), (79, 351160), (158, 175580), (316, 87790), (395, 70232), (632, 43895), (790, 35116), (1580, 17558), (3160, 8779)]