7461520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:224

約数の個数: 80

約数和(自身を含む): 19373760

約数和(自身を除く): 11912240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 61, 80, 88, 110, 122, 139, 176, 220, 244, 278, 305, 440, 488, 556, 610, 671, 695, 880, 976, 1112, 1220, 1342, 1390, 1529, 2224, 2440, 2684, 2780, 3058, 3355, 4880, 5368, 5560, 6116, 6710, 7645, 8479, 10736, 11120, 12232, 13420, 15290, 16958, 24464, 26840, 30580, 33916, 42395, 53680, 61160, 67832, 84790, 93269, 122320, 135664, 169580, 186538, 339160, 373076, 466345, 678320, 746152, 932690, 1492304, 1865380, 3730760, 7461520]

約数ペア:

[(1, 7461520), (2, 3730760), (4, 1865380), (5, 1492304), (8, 932690), (10, 746152), (11, 678320), (16, 466345), (20, 373076), (22, 339160), (40, 186538), (44, 169580), (55, 135664), (61, 122320), (80, 93269), (88, 84790), (110, 67832), (122, 61160), (139, 53680), (176, 42395), (220, 33916), (244, 30580), (278, 26840), (305, 24464), (440, 16958), (488, 15290), (556, 13420), (610, 12232), (671, 11120), (695, 10736), (880, 8479), (976, 7645), (1112, 6710), (1220, 6116), (1342, 5560), (1390, 5368), (1529, 4880), (2224, 3355), (2440, 3058), (2684, 2780)]