2558704

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1$

素因数の和:457

約数の個数: 40

約数和(自身を含む): 5490720

約数和(自身を除く): 2932016

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 68, 92, 136, 184, 272, 368, 391, 409, 782, 818, 1564, 1636, 3128, 3272, 6256, 6544, 6953, 9407, 13906, 18814, 27812, 37628, 55624, 75256, 111248, 150512, 159919, 319838, 639676, 1279352, 2558704]

約数ペア:

[(1, 2558704), (2, 1279352), (4, 639676), (8, 319838), (16, 159919), (17, 150512), (23, 111248), (34, 75256), (46, 55624), (68, 37628), (92, 27812), (136, 18814), (184, 13906), (272, 9407), (368, 6953), (391, 6544), (409, 6256), (782, 3272), (818, 3128), (1564, 1636)]