385372280

素因数分解:

$2^3\times 5^1\times {\mathrm{9634307}}^1$

素因数の和:9634318

約数の個数: 16

約数和(自身を含む): 867087720

約数和(自身を除く): 481715440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 9634307, 19268614, 38537228, 48171535, 77074456, 96343070, 192686140, 385372280]

約数ペア:

[(1, 385372280), (2, 192686140), (4, 96343070), (5, 77074456), (8, 48171535), (10, 38537228), (20, 19268614), (40, 9634307)]