7828480

素因数分解:

$2^{10}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1$

素因数の和:175

約数の個数: 88

約数和(自身を含む): 20633760

約数和(自身を除く): 12805280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 139, 160, 176, 220, 256, 278, 320, 352, 440, 512, 556, 640, 695, 704, 880, 1024, 1112, 1280, 1390, 1408, 1529, 1760, 2224, 2560, 2780, 2816, 3058, 3520, 4448, 5120, 5560, 5632, 6116, 7040, 7645, 8896, 11120, 11264, 12232, 14080, 15290, 17792, 22240, 24464, 28160, 30580, 35584, 44480, 48928, 56320, 61160, 71168, 88960, 97856, 122320, 142336, 177920, 195712, 244640, 355840, 391424, 489280, 711680, 782848, 978560, 1565696, 1957120, 3914240, 7828480]

約数ペア:

[(1, 7828480), (2, 3914240), (4, 1957120), (5, 1565696), (8, 978560), (10, 782848), (11, 711680), (16, 489280), (20, 391424), (22, 355840), (32, 244640), (40, 195712), (44, 177920), (55, 142336), (64, 122320), (80, 97856), (88, 88960), (110, 71168), (128, 61160), (139, 56320), (160, 48928), (176, 44480), (220, 35584), (256, 30580), (278, 28160), (320, 24464), (352, 22240), (440, 17792), (512, 15290), (556, 14080), (640, 12232), (695, 11264), (704, 11120), (880, 8896), (1024, 7645), (1112, 7040), (1280, 6116), (1390, 5632), (1408, 5560), (1529, 5120), (1760, 4448), (2224, 3520), (2560, 3058), (2780, 2816)]