20272400

素因数分解:

$2^4\times 5^2\times {\mathrm{59}}^1\times {\mathrm{859}}^1$

素因数の和:936

約数の個数: 60

約数和(自身を含む): 49587600

約数和(自身を除く): 29315200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 59, 80, 100, 118, 200, 236, 295, 400, 472, 590, 859, 944, 1180, 1475, 1718, 2360, 2950, 3436, 4295, 4720, 5900, 6872, 8590, 11800, 13744, 17180, 21475, 23600, 34360, 42950, 50681, 68720, 85900, 101362, 171800, 202724, 253405, 343600, 405448, 506810, 810896, 1013620, 1267025, 2027240, 2534050, 4054480, 5068100, 10136200, 20272400]

約数ペア:

[(1, 20272400), (2, 10136200), (4, 5068100), (5, 4054480), (8, 2534050), (10, 2027240), (16, 1267025), (20, 1013620), (25, 810896), (40, 506810), (50, 405448), (59, 343600), (80, 253405), (100, 202724), (118, 171800), (200, 101362), (236, 85900), (295, 68720), (400, 50681), (472, 42950), (590, 34360), (859, 23600), (944, 21475), (1180, 17180), (1475, 13744), (1718, 11800), (2360, 8590), (2950, 6872), (3436, 5900), (4295, 4720)]