1656016

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:163

約数の個数: 40

約数和(自身を含む): 3437280

約数和(自身を除く): 1781264

約数列:

[1, 2, 4, 8, 16, 29, 43, 58, 83, 86, 116, 166, 172, 232, 332, 344, 464, 664, 688, 1247, 1328, 2407, 2494, 3569, 4814, 4988, 7138, 9628, 9976, 14276, 19256, 19952, 28552, 38512, 57104, 103501, 207002, 414004, 828008, 1656016]

約数ペア:

[(1, 1656016), (2, 828008), (4, 414004), (8, 207002), (16, 103501), (29, 57104), (43, 38512), (58, 28552), (83, 19952), (86, 19256), (116, 14276), (166, 9976), (172, 9628), (232, 7138), (332, 4988), (344, 4814), (464, 3569), (664, 2494), (688, 2407), (1247, 1328)]