39509890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{19463}}^1$

素因数の和:19506

約数の個数: 32

約数和(自身を含む): 84084480

約数和(自身を除く): 44574590

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 19463, 38926, 97315, 136241, 194630, 272482, 564427, 681205, 1128854, 1362410, 2822135, 3950989, 5644270, 7901978, 19754945, 39509890]

約数ペア:

[(1, 39509890), (2, 19754945), (5, 7901978), (7, 5644270), (10, 3950989), (14, 2822135), (29, 1362410), (35, 1128854), (58, 681205), (70, 564427), (145, 272482), (203, 194630), (290, 136241), (406, 97315), (1015, 38926), (2030, 19463)]