1980664

素因数分解:

$2^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{313}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 4295520

約数和(自身を除く): 2314856

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 113, 226, 313, 452, 626, 791, 904, 1252, 1582, 2191, 2504, 3164, 4382, 6328, 8764, 17528, 35369, 70738, 141476, 247583, 282952, 495166, 990332, 1980664]

約数ペア:

[(1, 1980664), (2, 990332), (4, 495166), (7, 282952), (8, 247583), (14, 141476), (28, 70738), (56, 35369), (113, 17528), (226, 8764), (313, 6328), (452, 4382), (626, 3164), (791, 2504), (904, 2191), (1252, 1582)]