12618919180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3918919}}^1$

素因数の和:3918958

約数の個数: 48

約数和(自身を含む): 31602170880

約数和(自身を除く): 18983251700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 3918919, 7837838, 15675676, 19594595, 27432433, 39189190, 54864866, 78378380, 90135137, 109729732, 137162165, 180270274, 274324330, 360540548, 450675685, 548648660, 630945959, 901351370, 1261891918, 1802702740, 2523783836, 3154729795, 6309459590, 12618919180]

約数ペア:

[(1, 12618919180), (2, 6309459590), (4, 3154729795), (5, 2523783836), (7, 1802702740), (10, 1261891918), (14, 901351370), (20, 630945959), (23, 548648660), (28, 450675685), (35, 360540548), (46, 274324330), (70, 180270274), (92, 137162165), (115, 109729732), (140, 90135137), (161, 78378380), (230, 54864866), (322, 39189190), (460, 27432433), (644, 19594595), (805, 15675676), (1610, 7837838), (3220, 3918919)]