40545828

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:657

約数の個数: 72

約数和(自身を含む): 107714880

約数和(自身を除く): 67169052

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 71, 87, 116, 142, 174, 213, 261, 284, 348, 426, 522, 547, 639, 852, 1044, 1094, 1278, 1641, 2059, 2188, 2556, 3282, 4118, 4923, 6177, 6564, 8236, 9846, 12354, 15863, 18531, 19692, 24708, 31726, 37062, 38837, 47589, 63452, 74124, 77674, 95178, 116511, 142767, 155348, 190356, 233022, 285534, 349533, 466044, 571068, 699066, 1126273, 1398132, 2252546, 3378819, 4505092, 6757638, 10136457, 13515276, 20272914, 40545828]

約数ペア:

[(1, 40545828), (2, 20272914), (3, 13515276), (4, 10136457), (6, 6757638), (9, 4505092), (12, 3378819), (18, 2252546), (29, 1398132), (36, 1126273), (58, 699066), (71, 571068), (87, 466044), (116, 349533), (142, 285534), (174, 233022), (213, 190356), (261, 155348), (284, 142767), (348, 116511), (426, 95178), (522, 77674), (547, 74124), (639, 63452), (852, 47589), (1044, 38837), (1094, 37062), (1278, 31726), (1641, 24708), (2059, 19692), (2188, 18531), (2556, 15863), (3282, 12354), (4118, 9846), (4923, 8236), (6177, 6564)]