42947560

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{13591}}^1$

素因数の和:13681

約数の個数: 32

約数和(自身を含む): 97862400

約数和(自身を除く): 54914840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 13591, 27182, 54364, 67955, 108728, 135910, 271820, 543640, 1073689, 2147378, 4294756, 5368445, 8589512, 10736890, 21473780, 42947560]

約数ペア:

[(1, 42947560), (2, 21473780), (4, 10736890), (5, 8589512), (8, 5368445), (10, 4294756), (20, 2147378), (40, 1073689), (79, 543640), (158, 271820), (316, 135910), (395, 108728), (632, 67955), (790, 54364), (1580, 27182), (3160, 13591)]