54356440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{997}}^1$

素因数の和:1084

約数の個数: 64

約数和(自身を含む): 129340800

約数和(自身を除く): 74984360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 47, 58, 94, 116, 145, 188, 232, 235, 290, 376, 470, 580, 940, 997, 1160, 1363, 1880, 1994, 2726, 3988, 4985, 5452, 6815, 7976, 9970, 10904, 13630, 19940, 27260, 28913, 39880, 46859, 54520, 57826, 93718, 115652, 144565, 187436, 231304, 234295, 289130, 374872, 468590, 578260, 937180, 1156520, 1358911, 1874360, 2717822, 5435644, 6794555, 10871288, 13589110, 27178220, 54356440]

約数ペア:

[(1, 54356440), (2, 27178220), (4, 13589110), (5, 10871288), (8, 6794555), (10, 5435644), (20, 2717822), (29, 1874360), (40, 1358911), (47, 1156520), (58, 937180), (94, 578260), (116, 468590), (145, 374872), (188, 289130), (232, 234295), (235, 231304), (290, 187436), (376, 144565), (470, 115652), (580, 93718), (940, 57826), (997, 54520), (1160, 46859), (1363, 39880), (1880, 28913), (1994, 27260), (2726, 19940), (3988, 13630), (4985, 10904), (5452, 9970), (6815, 7976)]