520029520

素因数分解:

$2^4\times 5^1\times {\mathrm{6500369}}^1$

素因数の和:6500382

約数の個数: 20

約数和(自身を含む): 1209068820

約数和(自身を除く): 689039300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 6500369, 13000738, 26001476, 32501845, 52002952, 65003690, 104005904, 130007380, 260014760, 520029520]

約数ペア:

[(1, 520029520), (2, 260014760), (4, 130007380), (5, 104005904), (8, 65003690), (10, 52002952), (16, 32501845), (20, 26001476), (40, 13000738), (80, 6500369)]