20045200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{7159}}^1$

素因数の和:7184

約数の個数: 60

約数和(自身を含む): 55046080

約数和(自身を除く): 35000880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 7159, 14318, 28636, 35795, 50113, 57272, 71590, 100226, 114544, 143180, 178975, 200452, 250565, 286360, 357950, 400904, 501130, 572720, 715900, 801808, 1002260, 1252825, 1431800, 2004520, 2505650, 2863600, 4009040, 5011300, 10022600, 20045200]

約数ペア:

[(1, 20045200), (2, 10022600), (4, 5011300), (5, 4009040), (7, 2863600), (8, 2505650), (10, 2004520), (14, 1431800), (16, 1252825), (20, 1002260), (25, 801808), (28, 715900), (35, 572720), (40, 501130), (50, 400904), (56, 357950), (70, 286360), (80, 250565), (100, 200452), (112, 178975), (140, 143180), (175, 114544), (200, 100226), (280, 71590), (350, 57272), (400, 50113), (560, 35795), (700, 28636), (1400, 14318), (2800, 7159)]