684856976

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{60887}}^1$

素因数の和:60951

約数の個数: 40

約数和(自身を含む): 1434521280

約数和(自身を除く): 749664304

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 74, 76, 148, 152, 296, 304, 592, 703, 1406, 2812, 5624, 11248, 60887, 121774, 243548, 487096, 974192, 1156853, 2252819, 2313706, 4505638, 4627412, 9011276, 9254824, 18022552, 18509648, 36045104, 42803561, 85607122, 171214244, 342428488, 684856976]

約数ペア:

[(1, 684856976), (2, 342428488), (4, 171214244), (8, 85607122), (16, 42803561), (19, 36045104), (37, 18509648), (38, 18022552), (74, 9254824), (76, 9011276), (148, 4627412), (152, 4505638), (296, 2313706), (304, 2252819), (592, 1156853), (703, 974192), (1406, 487096), (2812, 243548), (5624, 121774), (11248, 60887)]