30640208

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{21517}}^1$

素因数の和:21614

約数の個数: 20

約数和(自身を含む): 60035220

約数和(自身を除く): 29395012

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 21517, 43034, 86068, 172136, 344272, 1915013, 3830026, 7660052, 15320104, 30640208]

約数ペア:

[(1, 30640208), (2, 15320104), (4, 7660052), (8, 3830026), (16, 1915013), (89, 344272), (178, 172136), (356, 86068), (712, 43034), (1424, 21517)]