2811970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{139}}^1$

素因数の和:187

約数の個数: 48

約数和(自身を含む): 6189120

約数和(自身を除く): 3377150

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 139, 170, 238, 278, 289, 578, 595, 695, 973, 1190, 1390, 1445, 1946, 2023, 2363, 2890, 4046, 4726, 4865, 9730, 10115, 11815, 16541, 20230, 23630, 33082, 40171, 80342, 82705, 165410, 200855, 281197, 401710, 562394, 1405985, 2811970]

約数ペア:

[(1, 2811970), (2, 1405985), (5, 562394), (7, 401710), (10, 281197), (14, 200855), (17, 165410), (34, 82705), (35, 80342), (70, 40171), (85, 33082), (119, 23630), (139, 20230), (170, 16541), (238, 11815), (278, 10115), (289, 9730), (578, 4865), (595, 4726), (695, 4046), (973, 2890), (1190, 2363), (1390, 2023), (1445, 1946)]