19251650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 96

約数和(自身を含む): 43390080

約数和(自身を除く): 24138430

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 29, 34, 50, 55, 58, 71, 85, 110, 142, 145, 170, 187, 275, 290, 319, 355, 374, 425, 493, 550, 638, 710, 725, 781, 850, 935, 986, 1207, 1450, 1562, 1595, 1775, 1870, 2059, 2414, 2465, 3190, 3550, 3905, 4118, 4675, 4930, 5423, 6035, 7810, 7975, 9350, 10295, 10846, 12070, 12325, 13277, 15950, 19525, 20590, 22649, 24650, 26554, 27115, 30175, 35003, 39050, 45298, 51475, 54230, 60350, 66385, 70006, 102950, 113245, 132770, 135575, 175015, 226490, 271150, 331925, 350030, 385033, 566225, 663850, 770066, 875075, 1132450, 1750150, 1925165, 3850330, 9625825, 19251650]

約数ペア:

[(1, 19251650), (2, 9625825), (5, 3850330), (10, 1925165), (11, 1750150), (17, 1132450), (22, 875075), (25, 770066), (29, 663850), (34, 566225), (50, 385033), (55, 350030), (58, 331925), (71, 271150), (85, 226490), (110, 175015), (142, 135575), (145, 132770), (170, 113245), (187, 102950), (275, 70006), (290, 66385), (319, 60350), (355, 54230), (374, 51475), (425, 45298), (493, 39050), (550, 35003), (638, 30175), (710, 27115), (725, 26554), (781, 24650), (850, 22649), (935, 20590), (986, 19525), (1207, 15950), (1450, 13277), (1562, 12325), (1595, 12070), (1775, 10846), (1870, 10295), (2059, 9350), (2414, 7975), (2465, 7810), (3190, 6035), (3550, 5423), (3905, 4930), (4118, 4675)]