381264680

素因数分解:

$2^3\times 5^1\times {\mathrm{9531617}}^1$

素因数の和:9531628

約数の個数: 16

約数和(自身を含む): 857845620

約数和(自身を除く): 476580940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 9531617, 19063234, 38126468, 47658085, 76252936, 95316170, 190632340, 381264680]

約数ペア:

[(1, 381264680), (2, 190632340), (4, 95316170), (5, 76252936), (8, 47658085), (10, 38126468), (20, 19063234), (40, 9531617)]