2219248

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:265

約数の個数: 40

約数和(自身を含む): 4687200

約数和(自身を除く): 2467952

約数列:

[1, 2, 4, 8, 16, 17, 34, 41, 68, 82, 136, 164, 199, 272, 328, 398, 656, 697, 796, 1394, 1592, 2788, 3184, 3383, 5576, 6766, 8159, 11152, 13532, 16318, 27064, 32636, 54128, 65272, 130544, 138703, 277406, 554812, 1109624, 2219248]

約数ペア:

[(1, 2219248), (2, 1109624), (4, 554812), (8, 277406), (16, 138703), (17, 130544), (34, 65272), (41, 54128), (68, 32636), (82, 27064), (136, 16318), (164, 13532), (199, 11152), (272, 8159), (328, 6766), (398, 5576), (656, 3383), (697, 3184), (796, 2788), (1394, 1592)]