13638520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{727}}^1$

素因数の和:812

約数の個数: 64

約数和(自身を含む): 35642880

約数和(自身を除く): 22004360

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, 727, 938, 1340, 1454, 1876, 2345, 2680, 2908, 3635, 3752, 4690, 5089, 5816, 7270, 9380, 10178, 14540, 18760, 20356, 25445, 29080, 40712, 48709, 50890, 97418, 101780, 194836, 203560, 243545, 340963, 389672, 487090, 681926, 974180, 1363852, 1704815, 1948360, 2727704, 3409630, 6819260, 13638520]

約数ペア:

[(1, 13638520), (2, 6819260), (4, 3409630), (5, 2727704), (7, 1948360), (8, 1704815), (10, 1363852), (14, 974180), (20, 681926), (28, 487090), (35, 389672), (40, 340963), (56, 243545), (67, 203560), (70, 194836), (134, 101780), (140, 97418), (268, 50890), (280, 48709), (335, 40712), (469, 29080), (536, 25445), (670, 20356), (727, 18760), (938, 14540), (1340, 10178), (1454, 9380), (1876, 7270), (2345, 5816), (2680, 5089), (2908, 4690), (3635, 3752)]