2008741360

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^2\times {\mathrm{347}}^1$

素因数の和:898

約数の個数: 60

約数和(自身を含む): 4701259368

約数和(自身を除く): 2692518008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 347, 538, 694, 1076, 1345, 1388, 1735, 2152, 2690, 2776, 3470, 4304, 5380, 5552, 6940, 10760, 13880, 21520, 27760, 72361, 93343, 144722, 186686, 289444, 361805, 373372, 466715, 578888, 723610, 746744, 933430, 1157776, 1447220, 1493488, 1866860, 2894440, 3733720, 5788880, 7467440, 25109267, 50218534, 100437068, 125546335, 200874136, 251092670, 401748272, 502185340, 1004370680, 2008741360]

約数ペア:

[(1, 2008741360), (2, 1004370680), (4, 502185340), (5, 401748272), (8, 251092670), (10, 200874136), (16, 125546335), (20, 100437068), (40, 50218534), (80, 25109267), (269, 7467440), (347, 5788880), (538, 3733720), (694, 2894440), (1076, 1866860), (1345, 1493488), (1388, 1447220), (1735, 1157776), (2152, 933430), (2690, 746744), (2776, 723610), (3470, 578888), (4304, 466715), (5380, 373372), (5552, 361805), (6940, 289444), (10760, 186686), (13880, 144722), (21520, 93343), (27760, 72361)]