28933060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{433}}^1$

素因数の和:712

約数の個数: 48

約数和(自身を含む): 65839536

約数和(自身を除く): 36906476

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 257, 260, 433, 514, 866, 1028, 1285, 1732, 2165, 2570, 3341, 4330, 5140, 5629, 6682, 8660, 11258, 13364, 16705, 22516, 28145, 33410, 56290, 66820, 111281, 112580, 222562, 445124, 556405, 1112810, 1446653, 2225620, 2893306, 5786612, 7233265, 14466530, 28933060]

約数ペア:

[(1, 28933060), (2, 14466530), (4, 7233265), (5, 5786612), (10, 2893306), (13, 2225620), (20, 1446653), (26, 1112810), (52, 556405), (65, 445124), (130, 222562), (257, 112580), (260, 111281), (433, 66820), (514, 56290), (866, 33410), (1028, 28145), (1285, 22516), (1732, 16705), (2165, 13364), (2570, 11258), (3341, 8660), (4330, 6682), (5140, 5629)]