19481580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{839}}^1$

素因数の和:900

約数の個数: 96

約数和(自身を含む): 62092800

約数和(自身を除く): 42611220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 86, 90, 108, 129, 135, 172, 180, 215, 258, 270, 387, 430, 516, 540, 645, 774, 839, 860, 1161, 1290, 1548, 1678, 1935, 2322, 2517, 2580, 3356, 3870, 4195, 4644, 5034, 5805, 7551, 7740, 8390, 10068, 11610, 12585, 15102, 16780, 22653, 23220, 25170, 30204, 36077, 37755, 45306, 50340, 72154, 75510, 90612, 108231, 113265, 144308, 151020, 180385, 216462, 226530, 324693, 360770, 432924, 453060, 541155, 649386, 721540, 974079, 1082310, 1298772, 1623465, 1948158, 2164620, 3246930, 3896316, 4870395, 6493860, 9740790, 19481580]

約数ペア:

[(1, 19481580), (2, 9740790), (3, 6493860), (4, 4870395), (5, 3896316), (6, 3246930), (9, 2164620), (10, 1948158), (12, 1623465), (15, 1298772), (18, 1082310), (20, 974079), (27, 721540), (30, 649386), (36, 541155), (43, 453060), (45, 432924), (54, 360770), (60, 324693), (86, 226530), (90, 216462), (108, 180385), (129, 151020), (135, 144308), (172, 113265), (180, 108231), (215, 90612), (258, 75510), (270, 72154), (387, 50340), (430, 45306), (516, 37755), (540, 36077), (645, 30204), (774, 25170), (839, 23220), (860, 22653), (1161, 16780), (1290, 15102), (1548, 12585), (1678, 11610), (1935, 10068), (2322, 8390), (2517, 7740), (2580, 7551), (3356, 5805), (3870, 5034), (4195, 4644)]