2817740

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1583}}^1$

素因数の和:1681

約数の個数: 24

約数和(自身を含む): 5987520

約数和(自身を除く): 3169780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1583, 1780, 3166, 6332, 7915, 15830, 31660, 140887, 281774, 563548, 704435, 1408870, 2817740]

約数ペア:

[(1, 2817740), (2, 1408870), (4, 704435), (5, 563548), (10, 281774), (20, 140887), (89, 31660), (178, 15830), (356, 7915), (445, 6332), (890, 3166), (1583, 1780)]