2016422960

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{1217}}^1$

素因数の和:1518

約数の個数: 80

約数和(自身を含む): 4757508000

約数和(自身を除く): 2741085040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 149, 278, 298, 556, 596, 695, 745, 1112, 1192, 1217, 1390, 1490, 2224, 2384, 2434, 2780, 2980, 4868, 5560, 5960, 6085, 9736, 11120, 11920, 12170, 19472, 20711, 24340, 41422, 48680, 82844, 97360, 103555, 165688, 169163, 181333, 207110, 331376, 338326, 362666, 414220, 676652, 725332, 828440, 845815, 906665, 1353304, 1450664, 1656880, 1691630, 1813330, 2706608, 2901328, 3383260, 3626660, 6766520, 7253320, 13533040, 14506640, 25205287, 50410574, 100821148, 126026435, 201642296, 252052870, 403284592, 504105740, 1008211480, 2016422960]

約数ペア:

[(1, 2016422960), (2, 1008211480), (4, 504105740), (5, 403284592), (8, 252052870), (10, 201642296), (16, 126026435), (20, 100821148), (40, 50410574), (80, 25205287), (139, 14506640), (149, 13533040), (278, 7253320), (298, 6766520), (556, 3626660), (596, 3383260), (695, 2901328), (745, 2706608), (1112, 1813330), (1192, 1691630), (1217, 1656880), (1390, 1450664), (1490, 1353304), (2224, 906665), (2384, 845815), (2434, 828440), (2780, 725332), (2980, 676652), (4868, 414220), (5560, 362666), (5960, 338326), (6085, 331376), (9736, 207110), (11120, 181333), (11920, 169163), (12170, 165688), (19472, 103555), (20711, 97360), (24340, 82844), (41422, 48680)]