857120320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{382643}}^1$

素因数の和:382667

約数の個数: 56

約数和(自身を含む): 2332597824

約数和(自身を除く): 1475477504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 382643, 765286, 1530572, 1913215, 2678501, 3061144, 3826430, 5357002, 6122288, 7652860, 10714004, 12244576, 13392505, 15305720, 21428008, 24489152, 26785010, 30611440, 42856016, 53570020, 61222880, 85712032, 107140040, 122445760, 171424064, 214280080, 428560160, 857120320]

約数ペア:

[(1, 857120320), (2, 428560160), (4, 214280080), (5, 171424064), (7, 122445760), (8, 107140040), (10, 85712032), (14, 61222880), (16, 53570020), (20, 42856016), (28, 30611440), (32, 26785010), (35, 24489152), (40, 21428008), (56, 15305720), (64, 13392505), (70, 12244576), (80, 10714004), (112, 7652860), (140, 6122288), (160, 5357002), (224, 3826430), (280, 3061144), (320, 2678501), (448, 1913215), (560, 1530572), (1120, 765286), (2240, 382643)]