1206975920

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{108541}}^1$

素因数の和:108693

約数の個数: 40

約数和(自身を含む): 2826433680

約数和(自身を除く): 1619457760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 11120, 108541, 217082, 434164, 542705, 868328, 1085410, 1736656, 2170820, 4341640, 8683280, 15087199, 30174398, 60348796, 75435995, 120697592, 150871990, 241395184, 301743980, 603487960, 1206975920]

約数ペア:

[(1, 1206975920), (2, 603487960), (4, 301743980), (5, 241395184), (8, 150871990), (10, 120697592), (16, 75435995), (20, 60348796), (40, 30174398), (80, 15087199), (139, 8683280), (278, 4341640), (556, 2170820), (695, 1736656), (1112, 1085410), (1390, 868328), (2224, 542705), (2780, 434164), (5560, 217082), (11120, 108541)]