12672080

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:204

約数の個数: 80

約数和(自身を含む): 31497984

約数和(自身を除く): 18825904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 71, 80, 92, 97, 115, 142, 184, 194, 230, 284, 355, 368, 388, 460, 485, 568, 710, 776, 920, 970, 1136, 1420, 1552, 1633, 1840, 1940, 2231, 2840, 3266, 3880, 4462, 5680, 6532, 6887, 7760, 8165, 8924, 11155, 13064, 13774, 16330, 17848, 22310, 26128, 27548, 32660, 34435, 35696, 44620, 55096, 65320, 68870, 89240, 110192, 130640, 137740, 158401, 178480, 275480, 316802, 550960, 633604, 792005, 1267208, 1584010, 2534416, 3168020, 6336040, 12672080]

約数ペア:

[(1, 12672080), (2, 6336040), (4, 3168020), (5, 2534416), (8, 1584010), (10, 1267208), (16, 792005), (20, 633604), (23, 550960), (40, 316802), (46, 275480), (71, 178480), (80, 158401), (92, 137740), (97, 130640), (115, 110192), (142, 89240), (184, 68870), (194, 65320), (230, 55096), (284, 44620), (355, 35696), (368, 34435), (388, 32660), (460, 27548), (485, 26128), (568, 22310), (710, 17848), (776, 16330), (920, 13774), (970, 13064), (1136, 11155), (1420, 8924), (1552, 8165), (1633, 7760), (1840, 6887), (1940, 6532), (2231, 5680), (2840, 4462), (3266, 3880)]