19408140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{283}}^1$

素因数の和:428

約数の個数: 96

約数和(自身を含む): 61071360

約数和(自身を除く): 41663220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 127, 135, 180, 254, 270, 283, 381, 508, 540, 566, 635, 762, 849, 1132, 1143, 1270, 1415, 1524, 1698, 1905, 2286, 2540, 2547, 2830, 3396, 3429, 3810, 4245, 4572, 5094, 5660, 5715, 6858, 7620, 7641, 8490, 10188, 11430, 12735, 13716, 15282, 16980, 17145, 22860, 25470, 30564, 34290, 35941, 38205, 50940, 68580, 71882, 76410, 107823, 143764, 152820, 179705, 215646, 323469, 359410, 431292, 539115, 646938, 718820, 970407, 1078230, 1293876, 1617345, 1940814, 2156460, 3234690, 3881628, 4852035, 6469380, 9704070, 19408140]

約数ペア:

[(1, 19408140), (2, 9704070), (3, 6469380), (4, 4852035), (5, 3881628), (6, 3234690), (9, 2156460), (10, 1940814), (12, 1617345), (15, 1293876), (18, 1078230), (20, 970407), (27, 718820), (30, 646938), (36, 539115), (45, 431292), (54, 359410), (60, 323469), (90, 215646), (108, 179705), (127, 152820), (135, 143764), (180, 107823), (254, 76410), (270, 71882), (283, 68580), (381, 50940), (508, 38205), (540, 35941), (566, 34290), (635, 30564), (762, 25470), (849, 22860), (1132, 17145), (1143, 16980), (1270, 15282), (1415, 13716), (1524, 12735), (1698, 11430), (1905, 10188), (2286, 8490), (2540, 7641), (2547, 7620), (2830, 6858), (3396, 5715), (3429, 5660), (3810, 5094), (4245, 4572)]