2579920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1$

素因数の和:308

約数の個数: 80

約数和(自身を含む): 7285248

約数和(自身を除く): 4705328

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 271, 272, 280, 340, 476, 542, 560, 595, 680, 952, 1084, 1190, 1355, 1360, 1897, 1904, 2168, 2380, 2710, 3794, 4336, 4607, 4760, 5420, 7588, 9214, 9485, 9520, 10840, 15176, 18428, 18970, 21680, 23035, 30352, 32249, 36856, 37940, 46070, 64498, 73712, 75880, 92140, 128996, 151760, 161245, 184280, 257992, 322490, 368560, 515984, 644980, 1289960, 2579920]

約数ペア:

[(1, 2579920), (2, 1289960), (4, 644980), (5, 515984), (7, 368560), (8, 322490), (10, 257992), (14, 184280), (16, 161245), (17, 151760), (20, 128996), (28, 92140), (34, 75880), (35, 73712), (40, 64498), (56, 46070), (68, 37940), (70, 36856), (80, 32249), (85, 30352), (112, 23035), (119, 21680), (136, 18970), (140, 18428), (170, 15176), (238, 10840), (271, 9520), (272, 9485), (280, 9214), (340, 7588), (476, 5420), (542, 4760), (560, 4607), (595, 4336), (680, 3794), (952, 2710), (1084, 2380), (1190, 2168), (1355, 1904), (1360, 1897)]