4963640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 12636000

約数和(自身を除く): 7672360

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, 389, 440, 580, 638, 778, 1160, 1276, 1556, 1595, 1945, 2552, 3112, 3190, 3890, 4279, 6380, 7780, 8558, 11281, 12760, 15560, 17116, 21395, 22562, 34232, 42790, 45124, 56405, 85580, 90248, 112810, 124091, 171160, 225620, 248182, 451240, 496364, 620455, 992728, 1240910, 2481820, 4963640]

約数ペア:

[(1, 4963640), (2, 2481820), (4, 1240910), (5, 992728), (8, 620455), (10, 496364), (11, 451240), (20, 248182), (22, 225620), (29, 171160), (40, 124091), (44, 112810), (55, 90248), (58, 85580), (88, 56405), (110, 45124), (116, 42790), (145, 34232), (220, 22562), (232, 21395), (290, 17116), (319, 15560), (389, 12760), (440, 11281), (580, 8558), (638, 7780), (778, 6380), (1160, 4279), (1276, 3890), (1556, 3190), (1595, 3112), (1945, 2552)]