18052720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{32237}}^1$

素因数の和:32257

約数の個数: 40

約数和(自身を含む): 47970144

約数和(自身を除く): 29917424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 32237, 64474, 128948, 161185, 225659, 257896, 322370, 451318, 515792, 644740, 902636, 1128295, 1289480, 1805272, 2256590, 2578960, 3610544, 4513180, 9026360, 18052720]

約数ペア:

[(1, 18052720), (2, 9026360), (4, 4513180), (5, 3610544), (7, 2578960), (8, 2256590), (10, 1805272), (14, 1289480), (16, 1128295), (20, 902636), (28, 644740), (35, 515792), (40, 451318), (56, 322370), (70, 257896), (80, 225659), (112, 161185), (140, 128948), (280, 64474), (560, 32237)]