7776640

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1$

素因数の和:467

約数の個数: 64

約数和(自身を含む): 19278000

約数和(自身を除く): 11501360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 290, 320, 419, 464, 580, 640, 838, 928, 1160, 1676, 1856, 2095, 2320, 3352, 3712, 4190, 4640, 6704, 8380, 9280, 12151, 13408, 16760, 18560, 24302, 26816, 33520, 48604, 53632, 60755, 67040, 97208, 121510, 134080, 194416, 243020, 268160, 388832, 486040, 777664, 972080, 1555328, 1944160, 3888320, 7776640]

約数ペア:

[(1, 7776640), (2, 3888320), (4, 1944160), (5, 1555328), (8, 972080), (10, 777664), (16, 486040), (20, 388832), (29, 268160), (32, 243020), (40, 194416), (58, 134080), (64, 121510), (80, 97208), (116, 67040), (128, 60755), (145, 53632), (160, 48604), (232, 33520), (290, 26816), (320, 24302), (419, 18560), (464, 16760), (580, 13408), (640, 12151), (838, 9280), (928, 8380), (1160, 6704), (1676, 4640), (1856, 4190), (2095, 3712), (2320, 3352)]