2566676220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{64717}}^1$

素因数の和:65390

約数の個数: 48

約数和(自身を含む): 7197677088

約数和(自身を除く): 4631000868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 661, 1322, 1983, 2644, 3305, 3966, 6610, 7932, 9915, 13220, 19830, 39660, 64717, 129434, 194151, 258868, 323585, 388302, 647170, 776604, 970755, 1294340, 1941510, 3883020, 42777937, 85555874, 128333811, 171111748, 213889685, 256667622, 427779370, 513335244, 641669055, 855558740, 1283338110, 2566676220]

約数ペア:

[(1, 2566676220), (2, 1283338110), (3, 855558740), (4, 641669055), (5, 513335244), (6, 427779370), (10, 256667622), (12, 213889685), (15, 171111748), (20, 128333811), (30, 85555874), (60, 42777937), (661, 3883020), (1322, 1941510), (1983, 1294340), (2644, 970755), (3305, 776604), (3966, 647170), (6610, 388302), (7932, 323585), (9915, 258868), (13220, 194151), (19830, 129434), (39660, 64717)]