15707920820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1193}}^1\times {\mathrm{16057}}^1$

素因数の和:17300

約数の個数: 48

約数和(自身を含む): 33821616528

約数和(自身を除く): 18113695708

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1193, 2386, 4772, 5965, 11930, 16057, 23860, 32114, 48913, 64228, 80285, 97826, 160570, 195652, 244565, 321140, 489130, 658337, 978260, 1316674, 2633348, 3291685, 6583370, 13166740, 19156001, 38312002, 76624004, 95780005, 191560010, 383120020, 785396041, 1570792082, 3141584164, 3926980205, 7853960410, 15707920820]

約数ペア:

[(1, 15707920820), (2, 7853960410), (4, 3926980205), (5, 3141584164), (10, 1570792082), (20, 785396041), (41, 383120020), (82, 191560010), (164, 95780005), (205, 76624004), (410, 38312002), (820, 19156001), (1193, 13166740), (2386, 6583370), (4772, 3291685), (5965, 2633348), (11930, 1316674), (16057, 978260), (23860, 658337), (32114, 489130), (48913, 321140), (64228, 244565), (80285, 195652), (97826, 160570)]