2739520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{1223}}^1$

素因数の和:1247

約数の個数: 56

約数和(自身を含む): 7461504

約数和(自身を除く): 4721984

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, 1223, 2240, 2446, 4892, 6115, 8561, 9784, 12230, 17122, 19568, 24460, 34244, 39136, 42805, 48920, 68488, 78272, 85610, 97840, 136976, 171220, 195680, 273952, 342440, 391360, 547904, 684880, 1369760, 2739520]

約数ペア:

[(1, 2739520), (2, 1369760), (4, 684880), (5, 547904), (7, 391360), (8, 342440), (10, 273952), (14, 195680), (16, 171220), (20, 136976), (28, 97840), (32, 85610), (35, 78272), (40, 68488), (56, 48920), (64, 42805), (70, 39136), (80, 34244), (112, 24460), (140, 19568), (160, 17122), (224, 12230), (280, 9784), (320, 8561), (448, 6115), (560, 4892), (1120, 2446), (1223, 2240)]