4891520

素因数分解:

$2^7\times 5^1\times {\mathrm{7643}}^1$

素因数の和:7662

約数の個数: 32

約数和(自身を含む): 11695320

約数和(自身を除く): 6803800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 7643, 15286, 30572, 38215, 61144, 76430, 122288, 152860, 244576, 305720, 489152, 611440, 978304, 1222880, 2445760, 4891520]

約数ペア:

[(1, 4891520), (2, 2445760), (4, 1222880), (5, 978304), (8, 611440), (10, 489152), (16, 305720), (20, 244576), (32, 152860), (40, 122288), (64, 76430), (80, 61144), (128, 38215), (160, 30572), (320, 15286), (640, 7643)]