2753800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{281}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 7474410

約数和(自身を除く): 4720610

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 281, 350, 392, 490, 562, 700, 980, 1124, 1225, 1400, 1405, 1960, 1967, 2248, 2450, 2810, 3934, 4900, 5620, 7025, 7868, 9800, 9835, 11240, 13769, 14050, 15736, 19670, 27538, 28100, 39340, 49175, 55076, 56200, 68845, 78680, 98350, 110152, 137690, 196700, 275380, 344225, 393400, 550760, 688450, 1376900, 2753800]

約数ペア:

[(1, 2753800), (2, 1376900), (4, 688450), (5, 550760), (7, 393400), (8, 344225), (10, 275380), (14, 196700), (20, 137690), (25, 110152), (28, 98350), (35, 78680), (40, 68845), (49, 56200), (50, 55076), (56, 49175), (70, 39340), (98, 28100), (100, 27538), (140, 19670), (175, 15736), (196, 14050), (200, 13769), (245, 11240), (280, 9835), (281, 9800), (350, 7868), (392, 7025), (490, 5620), (562, 4900), (700, 3934), (980, 2810), (1124, 2450), (1225, 2248), (1400, 1967), (1405, 1960)]