4891400

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:714

約数の個数: 48

約数和(自身を含む): 11697540

約数和(自身を除く): 6806140

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 148, 185, 200, 296, 370, 661, 740, 925, 1322, 1480, 1850, 2644, 3305, 3700, 5288, 6610, 7400, 13220, 16525, 24457, 26440, 33050, 48914, 66100, 97828, 122285, 132200, 195656, 244570, 489140, 611425, 978280, 1222850, 2445700, 4891400]

約数ペア:

[(1, 4891400), (2, 2445700), (4, 1222850), (5, 978280), (8, 611425), (10, 489140), (20, 244570), (25, 195656), (37, 132200), (40, 122285), (50, 97828), (74, 66100), (100, 48914), (148, 33050), (185, 26440), (200, 24457), (296, 16525), (370, 13220), (661, 7400), (740, 6610), (925, 5288), (1322, 3700), (1480, 3305), (1850, 2644)]