71282260

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{10391}}^1$

素因数の和:10421

約数の個数: 48

約数和(自身を含む): 174585600

約数和(自身を除く): 103303340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 10391, 20782, 41564, 51955, 72737, 103910, 145474, 207820, 290948, 363685, 509159, 727370, 1018318, 1454740, 2036636, 2545795, 3564113, 5091590, 7128226, 10183180, 14256452, 17820565, 35641130, 71282260]

約数ペア:

[(1, 71282260), (2, 35641130), (4, 17820565), (5, 14256452), (7, 10183180), (10, 7128226), (14, 5091590), (20, 3564113), (28, 2545795), (35, 2036636), (49, 1454740), (70, 1018318), (98, 727370), (140, 509159), (196, 363685), (245, 290948), (343, 207820), (490, 145474), (686, 103910), (980, 72737), (1372, 51955), (1715, 41564), (3430, 20782), (6860, 10391)]