1640366896

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{218599}}^1$

素因数の和:218681

約数の個数: 40

約数和(自身を含む): 3686470400

約数和(自身を除く): 2046103504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 112, 134, 268, 469, 536, 938, 1072, 1876, 3752, 7504, 218599, 437198, 874396, 1530193, 1748792, 3060386, 3497584, 6120772, 12241544, 14646133, 24483088, 29292266, 58584532, 102522931, 117169064, 205045862, 234338128, 410091724, 820183448, 1640366896]

約数ペア:

[(1, 1640366896), (2, 820183448), (4, 410091724), (7, 234338128), (8, 205045862), (14, 117169064), (16, 102522931), (28, 58584532), (56, 29292266), (67, 24483088), (112, 14646133), (134, 12241544), (268, 6120772), (469, 3497584), (536, 3060386), (938, 1748792), (1072, 1530193), (1876, 874396), (3752, 437198), (7504, 218599)]