9725920

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{683}}^1$

素因数の和:787

約数の個数: 48

約数和(自身を含む): 23269680

約数和(自身を除く): 13543760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 683, 712, 890, 1366, 1424, 1780, 2732, 2848, 3415, 3560, 5464, 6830, 7120, 10928, 13660, 14240, 21856, 27320, 54640, 60787, 109280, 121574, 243148, 303935, 486296, 607870, 972592, 1215740, 1945184, 2431480, 4862960, 9725920]

約数ペア:

[(1, 9725920), (2, 4862960), (4, 2431480), (5, 1945184), (8, 1215740), (10, 972592), (16, 607870), (20, 486296), (32, 303935), (40, 243148), (80, 121574), (89, 109280), (160, 60787), (178, 54640), (356, 27320), (445, 21856), (683, 14240), (712, 13660), (890, 10928), (1366, 7120), (1424, 6830), (1780, 5464), (2732, 3560), (2848, 3415)]