2661440

素因数分解:

$2^6\times 5^1\times {\mathrm{8317}}^1$

素因数の和:8334

約数の個数: 28

約数和(自身を含む): 6338316

約数和(自身を除く): 3676876

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 8317, 16634, 33268, 41585, 66536, 83170, 133072, 166340, 266144, 332680, 532288, 665360, 1330720, 2661440]

約数ペア:

[(1, 2661440), (2, 1330720), (4, 665360), (5, 532288), (8, 332680), (10, 266144), (16, 166340), (20, 133072), (32, 83170), (40, 66536), (64, 41585), (80, 33268), (160, 16634), (320, 8317)]