2721638080

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{1215017}}^1$

素因数の和:1215041

約数の個数: 56

約数和(自身を含む): 7406749728

約数和(自身を除く): 4685111648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 1215017, 2430034, 4860068, 6075085, 8505119, 9720136, 12150170, 17010238, 19440272, 24300340, 34020476, 38880544, 42525595, 48600680, 68040952, 77761088, 85051190, 97201360, 136081904, 170102380, 194402720, 272163808, 340204760, 388805440, 544327616, 680409520, 1360819040, 2721638080]

約数ペア:

[(1, 2721638080), (2, 1360819040), (4, 680409520), (5, 544327616), (7, 388805440), (8, 340204760), (10, 272163808), (14, 194402720), (16, 170102380), (20, 136081904), (28, 97201360), (32, 85051190), (35, 77761088), (40, 68040952), (56, 48600680), (64, 42525595), (70, 38880544), (80, 34020476), (112, 24300340), (140, 19440272), (160, 17010238), (224, 12150170), (280, 9720136), (320, 8505119), (448, 6075085), (560, 4860068), (1120, 2430034), (2240, 1215017)]