39403880

素因数分解:

$2^3\times 5^1\times {\mathrm{985097}}^1$

素因数の和:985108

約数の個数: 16

約数和(自身を含む): 88658820

約数和(自身を除く): 49254940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 985097, 1970194, 3940388, 4925485, 7880776, 9850970, 19701940, 39403880]

約数ペア:

[(1, 39403880), (2, 19701940), (4, 9850970), (5, 7880776), (8, 4925485), (10, 3940388), (20, 1970194), (40, 985097)]