390385552

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{75539}}^1$

素因数の和:75583

約数の個数: 40

約数和(自身を含む): 843026400

約数和(自身を除く): 452640848

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 5168, 75539, 151078, 302156, 604312, 1208624, 1284163, 1435241, 2568326, 2870482, 5136652, 5740964, 10273304, 11481928, 20546608, 22963856, 24399097, 48798194, 97596388, 195192776, 390385552]

約数ペア:

[(1, 390385552), (2, 195192776), (4, 97596388), (8, 48798194), (16, 24399097), (17, 22963856), (19, 20546608), (34, 11481928), (38, 10273304), (68, 5740964), (76, 5136652), (136, 2870482), (152, 2568326), (272, 1435241), (304, 1284163), (323, 1208624), (646, 604312), (1292, 302156), (2584, 151078), (5168, 75539)]