202877920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{181141}}^1$

素因数の和:181163

約数の個数: 48

約数和(自身を含む): 547773408

約数和(自身を除く): 344895488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 181141, 362282, 724564, 905705, 1267987, 1449128, 1811410, 2535974, 2898256, 3622820, 5071948, 5796512, 6339935, 7245640, 10143896, 12679870, 14491280, 20287792, 25359740, 28982560, 40575584, 50719480, 101438960, 202877920]

約数ペア:

[(1, 202877920), (2, 101438960), (4, 50719480), (5, 40575584), (7, 28982560), (8, 25359740), (10, 20287792), (14, 14491280), (16, 12679870), (20, 10143896), (28, 7245640), (32, 6339935), (35, 5796512), (40, 5071948), (56, 3622820), (70, 2898256), (80, 2535974), (112, 1811410), (140, 1449128), (160, 1267987), (224, 905705), (280, 724564), (560, 362282), (1120, 181141)]