1605060520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{249233}}^1$

素因数の和:249274

約数の個数: 64

約数和(自身を含む): 4306763520

約数和(自身を除く): 2701703000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 249233, 498466, 996932, 1246165, 1744631, 1993864, 2492330, 3489262, 4984660, 5732359, 6978524, 8723155, 9969320, 11464718, 13957048, 17446310, 22929436, 28661795, 34892620, 40126513, 45858872, 57323590, 69785240, 80253026, 114647180, 160506052, 200632565, 229294360, 321012104, 401265130, 802530260, 1605060520]

約数ペア:

[(1, 1605060520), (2, 802530260), (4, 401265130), (5, 321012104), (7, 229294360), (8, 200632565), (10, 160506052), (14, 114647180), (20, 80253026), (23, 69785240), (28, 57323590), (35, 45858872), (40, 40126513), (46, 34892620), (56, 28661795), (70, 22929436), (92, 17446310), (115, 13957048), (140, 11464718), (161, 9969320), (184, 8723155), (230, 6978524), (280, 5732359), (322, 4984660), (460, 3489262), (644, 2492330), (805, 1993864), (920, 1744631), (1288, 1246165), (1610, 996932), (3220, 498466), (6440, 249233)]