1294060

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{727}}^1$

素因数の和:825

約数の個数: 24

約数和(自身を含む): 2751840

約数和(自身を除く): 1457780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 727, 890, 1454, 1780, 2908, 3635, 7270, 14540, 64703, 129406, 258812, 323515, 647030, 1294060]

約数ペア:

[(1, 1294060), (2, 647030), (4, 323515), (5, 258812), (10, 129406), (20, 64703), (89, 14540), (178, 7270), (356, 3635), (445, 2908), (727, 1780), (890, 1454)]