660008

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 1373760

約数和(自身を除く): 713752

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 68, 92, 136, 184, 211, 391, 422, 782, 844, 1564, 1688, 3128, 3587, 4853, 7174, 9706, 14348, 19412, 28696, 38824, 82501, 165002, 330004, 660008]

約数ペア:

[(1, 660008), (2, 330004), (4, 165002), (8, 82501), (17, 38824), (23, 28696), (34, 19412), (46, 14348), (68, 9706), (92, 7174), (136, 4853), (184, 3587), (211, 3128), (391, 1688), (422, 1564), (782, 844)]