28305016280

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{19125011}}^1$

素因数の和:19125059

約数の個数: 32

約数和(自身を含む): 65407541040

約数和(自身を除く): 37102524760

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 19125011, 38250022, 76500044, 95625055, 153000088, 191250110, 382500220, 707625407, 765000440, 1415250814, 2830501628, 3538127035, 5661003256, 7076254070, 14152508140, 28305016280]

約数ペア:

[(1, 28305016280), (2, 14152508140), (4, 7076254070), (5, 5661003256), (8, 3538127035), (10, 2830501628), (20, 1415250814), (37, 765000440), (40, 707625407), (74, 382500220), (148, 191250110), (185, 153000088), (296, 95625055), (370, 76500044), (740, 38250022), (1480, 19125011)]