27426820

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{22481}}^1$

素因数の和:22551

約数の個数: 24

約数和(自身を含む): 58543128

約数和(自身を除く): 31116308

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 22481, 44962, 89924, 112405, 224810, 449620, 1371341, 2742682, 5485364, 6856705, 13713410, 27426820]

約数ペア:

[(1, 27426820), (2, 13713410), (4, 6856705), (5, 5485364), (10, 2742682), (20, 1371341), (61, 449620), (122, 224810), (244, 112405), (305, 89924), (610, 44962), (1220, 22481)]