7643240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{599}}^1$

素因数の和:650

約数の個数: 64

約数和(自身を含む): 19440000

約数和(自身を除く): 11796760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 145, 220, 232, 290, 319, 440, 580, 599, 638, 1160, 1198, 1276, 1595, 2396, 2552, 2995, 3190, 4792, 5990, 6380, 6589, 11980, 12760, 13178, 17371, 23960, 26356, 32945, 34742, 52712, 65890, 69484, 86855, 131780, 138968, 173710, 191081, 263560, 347420, 382162, 694840, 764324, 955405, 1528648, 1910810, 3821620, 7643240]

約数ペア:

[(1, 7643240), (2, 3821620), (4, 1910810), (5, 1528648), (8, 955405), (10, 764324), (11, 694840), (20, 382162), (22, 347420), (29, 263560), (40, 191081), (44, 173710), (55, 138968), (58, 131780), (88, 86855), (110, 69484), (116, 65890), (145, 52712), (220, 34742), (232, 32945), (290, 26356), (319, 23960), (440, 17371), (580, 13178), (599, 12760), (638, 11980), (1160, 6589), (1198, 6380), (1276, 5990), (1595, 4792), (2396, 3190), (2552, 2995)]