126427340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{1123}}^1$

素因数の和:1578

約数の個数: 48

約数和(自身を含む): 286835808

約数和(自身を除く): 160408468

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 433, 866, 1123, 1732, 2165, 2246, 4330, 4492, 5615, 5629, 8660, 11230, 11258, 14599, 22460, 22516, 28145, 29198, 56290, 58396, 72995, 112580, 145990, 291980, 486259, 972518, 1945036, 2431295, 4862590, 6321367, 9725180, 12642734, 25285468, 31606835, 63213670, 126427340]

約数ペア:

[(1, 126427340), (2, 63213670), (4, 31606835), (5, 25285468), (10, 12642734), (13, 9725180), (20, 6321367), (26, 4862590), (52, 2431295), (65, 1945036), (130, 972518), (260, 486259), (433, 291980), (866, 145990), (1123, 112580), (1732, 72995), (2165, 58396), (2246, 56290), (4330, 29198), (4492, 28145), (5615, 22516), (5629, 22460), (8660, 14599), (11230, 11258)]