13604540

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7643}}^1$

素因数の和:7741

約数の個数: 24

約数和(自身を含む): 28894320

約数和(自身を除く): 15289780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 7643, 15286, 30572, 38215, 76430, 152860, 680227, 1360454, 2720908, 3401135, 6802270, 13604540]

約数ペア:

[(1, 13604540), (2, 6802270), (4, 3401135), (5, 2720908), (10, 1360454), (20, 680227), (89, 152860), (178, 76430), (356, 38215), (445, 30572), (890, 15286), (1780, 7643)]