19379080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1033}}^1$

素因数の和:1118

約数の個数: 64

約数和(自身を含む): 50624640

約数和(自身を除く): 31245560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1033, 1340, 1876, 2066, 2345, 2680, 3752, 4132, 4690, 5165, 7231, 8264, 9380, 10330, 14462, 18760, 20660, 28924, 36155, 41320, 57848, 69211, 72310, 138422, 144620, 276844, 289240, 346055, 484477, 553688, 692110, 968954, 1384220, 1937908, 2422385, 2768440, 3875816, 4844770, 9689540, 19379080]

約数ペア:

[(1, 19379080), (2, 9689540), (4, 4844770), (5, 3875816), (7, 2768440), (8, 2422385), (10, 1937908), (14, 1384220), (20, 968954), (28, 692110), (35, 553688), (40, 484477), (56, 346055), (67, 289240), (70, 276844), (134, 144620), (140, 138422), (268, 72310), (280, 69211), (335, 57848), (469, 41320), (536, 36155), (670, 28924), (938, 20660), (1033, 18760), (1340, 14462), (1876, 10330), (2066, 9380), (2345, 8264), (2680, 7231), (3752, 5165), (4132, 4690)]