854545520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{562201}}^1$

素因数の和:562233

約数の個数: 40

約数和(自身を含む): 2091391440

約数和(自身を除く): 1236845920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 562201, 1124402, 2248804, 2811005, 4497608, 5622010, 8995216, 10681819, 11244020, 21363638, 22488040, 42727276, 44976080, 53409095, 85454552, 106818190, 170909104, 213636380, 427272760, 854545520]

約数ペア:

[(1, 854545520), (2, 427272760), (4, 213636380), (5, 170909104), (8, 106818190), (10, 85454552), (16, 53409095), (19, 44976080), (20, 42727276), (38, 22488040), (40, 21363638), (76, 11244020), (80, 10681819), (95, 8995216), (152, 5622010), (190, 4497608), (304, 2811005), (380, 2248804), (760, 1124402), (1520, 562201)]