28038080

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{12517}}^1$

素因数の和:12541

約数の個数: 56

約数和(自身を含む): 76309728

約数和(自身を除く): 48271648

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, 12517, 25034, 50068, 62585, 87619, 100136, 125170, 175238, 200272, 250340, 350476, 400544, 438095, 500680, 700952, 801088, 876190, 1001360, 1401904, 1752380, 2002720, 2803808, 3504760, 4005440, 5607616, 7009520, 14019040, 28038080]

約数ペア:

[(1, 28038080), (2, 14019040), (4, 7009520), (5, 5607616), (7, 4005440), (8, 3504760), (10, 2803808), (14, 2002720), (16, 1752380), (20, 1401904), (28, 1001360), (32, 876190), (35, 801088), (40, 700952), (56, 500680), (64, 438095), (70, 400544), (80, 350476), (112, 250340), (140, 200272), (160, 175238), (224, 125170), (280, 100136), (320, 87619), (448, 62585), (560, 50068), (1120, 25034), (2240, 12517)]