38944040

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{13337}}^1$

素因数の和:13421

約数の個数: 32

約数和(自身を含む): 88831080

約数和(自身を除く): 49887040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 13337, 26674, 53348, 66685, 106696, 133370, 266740, 533480, 973601, 1947202, 3894404, 4868005, 7788808, 9736010, 19472020, 38944040]

約数ペア:

[(1, 38944040), (2, 19472020), (4, 9736010), (5, 7788808), (8, 4868005), (10, 3894404), (20, 1947202), (40, 973601), (73, 533480), (146, 266740), (292, 133370), (365, 106696), (584, 66685), (730, 53348), (1460, 26674), (2920, 13337)]