42437920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{5413}}^1$

素因数の和:5442

約数の個数: 72

約数和(自身を含む): 116650044

約数和(自身を除く): 74212124

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 5413, 7840, 10826, 21652, 27065, 37891, 43304, 54130, 75782, 86608, 108260, 151564, 173216, 189455, 216520, 265237, 303128, 378910, 433040, 530474, 606256, 757820, 866080, 1060948, 1212512, 1326185, 1515640, 2121896, 2652370, 3031280, 4243792, 5304740, 6062560, 8487584, 10609480, 21218960, 42437920]

約数ペア:

[(1, 42437920), (2, 21218960), (4, 10609480), (5, 8487584), (7, 6062560), (8, 5304740), (10, 4243792), (14, 3031280), (16, 2652370), (20, 2121896), (28, 1515640), (32, 1326185), (35, 1212512), (40, 1060948), (49, 866080), (56, 757820), (70, 606256), (80, 530474), (98, 433040), (112, 378910), (140, 303128), (160, 265237), (196, 216520), (224, 189455), (245, 173216), (280, 151564), (392, 108260), (490, 86608), (560, 75782), (784, 54130), (980, 43304), (1120, 37891), (1568, 27065), (1960, 21652), (3920, 10826), (5413, 7840)]