20273800

素因数分解:

$2^3\times 5^2\times {\mathrm{167}}^1\times {\mathrm{607}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 47496960

約数和(自身を除く): 27223160

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 167, 200, 334, 607, 668, 835, 1214, 1336, 1670, 2428, 3035, 3340, 4175, 4856, 6070, 6680, 8350, 12140, 15175, 16700, 24280, 30350, 33400, 60700, 101369, 121400, 202738, 405476, 506845, 810952, 1013690, 2027380, 2534225, 4054760, 5068450, 10136900, 20273800]

約数ペア:

[(1, 20273800), (2, 10136900), (4, 5068450), (5, 4054760), (8, 2534225), (10, 2027380), (20, 1013690), (25, 810952), (40, 506845), (50, 405476), (100, 202738), (167, 121400), (200, 101369), (334, 60700), (607, 33400), (668, 30350), (835, 24280), (1214, 16700), (1336, 15175), (1670, 12140), (2428, 8350), (3035, 6680), (3340, 6070), (4175, 4856)]