16804514240

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{860887}}^1$

素因数の和:860965

約数の個数: 56

約数和(自身を含む): 40671792672

約数和(自身を除く): 23867278432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 488, 610, 976, 1220, 1952, 2440, 3904, 4880, 9760, 19520, 860887, 1721774, 3443548, 4304435, 6887096, 8608870, 13774192, 17217740, 27548384, 34435480, 52514107, 55096768, 68870960, 105028214, 137741920, 210056428, 262570535, 275483840, 420112856, 525141070, 840225712, 1050282140, 1680451424, 2100564280, 3360902848, 4201128560, 8402257120, 16804514240]

約数ペア:

[(1, 16804514240), (2, 8402257120), (4, 4201128560), (5, 3360902848), (8, 2100564280), (10, 1680451424), (16, 1050282140), (20, 840225712), (32, 525141070), (40, 420112856), (61, 275483840), (64, 262570535), (80, 210056428), (122, 137741920), (160, 105028214), (244, 68870960), (305, 55096768), (320, 52514107), (488, 34435480), (610, 27548384), (976, 17217740), (1220, 13774192), (1952, 8608870), (2440, 6887096), (3904, 4304435), (4880, 3443548), (9760, 1721774), (19520, 860887)]