39218840

素因数分解:

$2^3\times 5^1\times {\mathrm{980471}}^1$

素因数の和:980482

約数の個数: 16

約数和(自身を含む): 88242480

約数和(自身を除く): 49023640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 980471, 1960942, 3921884, 4902355, 7843768, 9804710, 19609420, 39218840]

約数ペア:

[(1, 39218840), (2, 19609420), (4, 9804710), (5, 7843768), (8, 4902355), (10, 3921884), (20, 1960942), (40, 980471)]