40018724

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 75841920

約数和(自身を除く): 35823196

約数列:

[1, 2, 4, 29, 43, 58, 71, 86, 113, 116, 142, 172, 226, 284, 452, 1247, 2059, 2494, 3053, 3277, 4118, 4859, 4988, 6106, 6554, 8023, 8236, 9718, 12212, 13108, 16046, 19436, 32092, 88537, 140911, 177074, 232667, 281822, 344989, 354148, 465334, 563644, 689978, 930668, 1379956, 10004681, 20009362, 40018724]

約数ペア:

[(1, 40018724), (2, 20009362), (4, 10004681), (29, 1379956), (43, 930668), (58, 689978), (71, 563644), (86, 465334), (113, 354148), (116, 344989), (142, 281822), (172, 232667), (226, 177074), (284, 140911), (452, 88537), (1247, 32092), (2059, 19436), (2494, 16046), (3053, 13108), (3277, 12212), (4118, 9718), (4859, 8236), (4988, 8023), (6106, 6554)]