188787220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{4231}}^1$

素因数の和:4360

約数の個数: 48

約数和(自身を含む): 418053888

約数和(自身を除く): 229266668

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 97, 115, 194, 230, 388, 460, 485, 970, 1940, 2231, 4231, 4462, 8462, 8924, 11155, 16924, 21155, 22310, 42310, 44620, 84620, 97313, 194626, 389252, 410407, 486565, 820814, 973130, 1641628, 1946260, 2052035, 4104070, 8208140, 9439361, 18878722, 37757444, 47196805, 94393610, 188787220]

約数ペア:

[(1, 188787220), (2, 94393610), (4, 47196805), (5, 37757444), (10, 18878722), (20, 9439361), (23, 8208140), (46, 4104070), (92, 2052035), (97, 1946260), (115, 1641628), (194, 973130), (230, 820814), (388, 486565), (460, 410407), (485, 389252), (970, 194626), (1940, 97313), (2231, 84620), (4231, 44620), (4462, 42310), (8462, 22310), (8924, 21155), (11155, 16924)]