105648140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{406339}}^1$

素因数の和:406361

約数の個数: 24

約数和(自身を含む): 238927920

約数和(自身を除く): 133279780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 406339, 812678, 1625356, 2031695, 4063390, 5282407, 8126780, 10564814, 21129628, 26412035, 52824070, 105648140]

約数ペア:

[(1, 105648140), (2, 52824070), (4, 26412035), (5, 21129628), (10, 10564814), (13, 8126780), (20, 5282407), (26, 4063390), (52, 2031695), (65, 1625356), (130, 812678), (260, 406339)]