1251040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{1117}}^1$

素因数の和:1139

約数の個数: 48

約数和(自身を含む): 3380832

約数和(自身を除く): 2129792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1117, 1120, 2234, 4468, 5585, 7819, 8936, 11170, 15638, 17872, 22340, 31276, 35744, 39095, 44680, 62552, 78190, 89360, 125104, 156380, 178720, 250208, 312760, 625520, 1251040]

約数ペア:

[(1, 1251040), (2, 625520), (4, 312760), (5, 250208), (7, 178720), (8, 156380), (10, 125104), (14, 89360), (16, 78190), (20, 62552), (28, 44680), (32, 39095), (35, 35744), (40, 31276), (56, 22340), (70, 17872), (80, 15638), (112, 11170), (140, 8936), (160, 7819), (224, 5585), (280, 4468), (560, 2234), (1117, 1120)]