3914240

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1$

素因数の和:173

約数の個数: 80

約数和(自身を含む): 10311840

約数和(自身を除く): 6397600

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, 1112, 1280, 1390, 1408, 1529, 1760, 2224, 2560, 2780, 2816, 3058, 3520, 4448, 5560, 5632, 6116, 7040, 7645, 8896, 11120, 12232, 14080, 15290, 17792, 22240, 24464, 28160, 30580, 35584, 44480, 48928, 61160, 71168, 88960, 97856, 122320, 177920, 195712, 244640, 355840, 391424, 489280, 782848, 978560, 1957120, 3914240]

約数ペア:

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