2859520

素因数分解:

$2^9\times 5^1\times {\mathrm{1117}}^1$

素因数の和:1140

約数の個数: 40

約数和(自身を含む): 6862284

約数和(自身を除く): 4002764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1117, 1280, 2234, 2560, 4468, 5585, 8936, 11170, 17872, 22340, 35744, 44680, 71488, 89360, 142976, 178720, 285952, 357440, 571904, 714880, 1429760, 2859520]

約数ペア:

[(1, 2859520), (2, 1429760), (4, 714880), (5, 571904), (8, 357440), (10, 285952), (16, 178720), (20, 142976), (32, 89360), (40, 71488), (64, 44680), (80, 35744), (128, 22340), (160, 17872), (256, 11170), (320, 8936), (512, 5585), (640, 4468), (1117, 2560), (1280, 2234)]