13223120

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2467}}^1$

素因数の和:2547

約数の個数: 40

約数和(自身を含む): 31215264

約数和(自身を除く): 17992144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2467, 2680, 4934, 5360, 9868, 12335, 19736, 24670, 39472, 49340, 98680, 165289, 197360, 330578, 661156, 826445, 1322312, 1652890, 2644624, 3305780, 6611560, 13223120]

約数ペア:

[(1, 13223120), (2, 6611560), (4, 3305780), (5, 2644624), (8, 1652890), (10, 1322312), (16, 826445), (20, 661156), (40, 330578), (67, 197360), (80, 165289), (134, 98680), (268, 49340), (335, 39472), (536, 24670), (670, 19736), (1072, 12335), (1340, 9868), (2467, 5360), (2680, 4934)]