4121740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{499}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 10080000

約数和(自身を除く): 5958260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 413, 499, 590, 826, 998, 1180, 1652, 1996, 2065, 2495, 3493, 4130, 4990, 6986, 8260, 9980, 13972, 17465, 29441, 34930, 58882, 69860, 117764, 147205, 206087, 294410, 412174, 588820, 824348, 1030435, 2060870, 4121740]

約数ペア:

[(1, 4121740), (2, 2060870), (4, 1030435), (5, 824348), (7, 588820), (10, 412174), (14, 294410), (20, 206087), (28, 147205), (35, 117764), (59, 69860), (70, 58882), (118, 34930), (140, 29441), (236, 17465), (295, 13972), (413, 9980), (499, 8260), (590, 6986), (826, 4990), (998, 4130), (1180, 3493), (1652, 2495), (1996, 2065)]