19183160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{587}}^1$

素因数の和:660

約数の個数: 64

約数和(自身を含む): 46569600

約数和(自身を除く): 27386440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 86, 95, 152, 172, 190, 215, 344, 380, 430, 587, 760, 817, 860, 1174, 1634, 1720, 2348, 2935, 3268, 4085, 4696, 5870, 6536, 8170, 11153, 11740, 16340, 22306, 23480, 25241, 32680, 44612, 50482, 55765, 89224, 100964, 111530, 126205, 201928, 223060, 252410, 446120, 479579, 504820, 959158, 1009640, 1918316, 2397895, 3836632, 4795790, 9591580, 19183160]

約数ペア:

[(1, 19183160), (2, 9591580), (4, 4795790), (5, 3836632), (8, 2397895), (10, 1918316), (19, 1009640), (20, 959158), (38, 504820), (40, 479579), (43, 446120), (76, 252410), (86, 223060), (95, 201928), (152, 126205), (172, 111530), (190, 100964), (215, 89224), (344, 55765), (380, 50482), (430, 44612), (587, 32680), (760, 25241), (817, 23480), (860, 22306), (1174, 16340), (1634, 11740), (1720, 11153), (2348, 8170), (2935, 6536), (3268, 5870), (4085, 4696)]