2566004120

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{266183}}^1$

素因数の和:266435

約数の個数: 32

約数和(自身を含む): 5797487520

約数和(自身を除く): 3231483400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 4820, 9640, 266183, 532366, 1064732, 1330915, 2129464, 2661830, 5323660, 10647320, 64150103, 128300206, 256600412, 320750515, 513200824, 641501030, 1283002060, 2566004120]

約数ペア:

[(1, 2566004120), (2, 1283002060), (4, 641501030), (5, 513200824), (8, 320750515), (10, 256600412), (20, 128300206), (40, 64150103), (241, 10647320), (482, 5323660), (964, 2661830), (1205, 2129464), (1928, 1330915), (2410, 1064732), (4820, 532366), (9640, 266183)]