2010405460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{72161}}^1$

素因数の和:72376

約数の個数: 48

約数和(自身を含む): 4849286400

約数和(自身を除く): 2838880940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199, 398, 796, 995, 1393, 1990, 2786, 3980, 5572, 6965, 13930, 27860, 72161, 144322, 288644, 360805, 505127, 721610, 1010254, 1443220, 2020508, 2525635, 5051270, 10102540, 14360039, 28720078, 57440156, 71800195, 100520273, 143600390, 201040546, 287200780, 402081092, 502601365, 1005202730, 2010405460]

約数ペア:

[(1, 2010405460), (2, 1005202730), (4, 502601365), (5, 402081092), (7, 287200780), (10, 201040546), (14, 143600390), (20, 100520273), (28, 71800195), (35, 57440156), (70, 28720078), (140, 14360039), (199, 10102540), (398, 5051270), (796, 2525635), (995, 2020508), (1393, 1443220), (1990, 1010254), (2786, 721610), (3980, 505127), (5572, 360805), (6965, 288644), (13930, 144322), (27860, 72161)]