20120126290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1315901}}^1$

素因数の和:1316058

約数の個数: 32

約数和(自身を含む): 39792876480

約数和(自身を除く): 19672750190

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 139, 278, 695, 1390, 1529, 3058, 7645, 15290, 1315901, 2631802, 6579505, 13159010, 14474911, 28949822, 72374555, 144749110, 182910239, 365820478, 914551195, 1829102390, 2012012629, 4024025258, 10060063145, 20120126290]

約数ペア:

[(1, 20120126290), (2, 10060063145), (5, 4024025258), (10, 2012012629), (11, 1829102390), (22, 914551195), (55, 365820478), (110, 182910239), (139, 144749110), (278, 72374555), (695, 28949822), (1390, 14474911), (1529, 13159010), (3058, 6579505), (7645, 2631802), (15290, 1315901)]