747880090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{207169}}^1$

素因数の和:207214

約数の個数: 24

約数和(自身を含む): 1420771860

約数和(自身を除く): 672891770

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 3610, 207169, 414338, 1035845, 2071690, 3936211, 7872422, 19681055, 39362110, 74788009, 149576018, 373940045, 747880090]

約数ペア:

[(1, 747880090), (2, 373940045), (5, 149576018), (10, 74788009), (19, 39362110), (38, 19681055), (95, 7872422), (190, 3936211), (361, 2071690), (722, 1035845), (1805, 414338), (3610, 207169)]