123069680

素因数分解:

$2^4\times 5^1\times {\mathrm{997}}^1\times {\mathrm{1543}}^1$

素因数の和:2553

約数の個数: 40

約数和(自身を含む): 286609632

約数和(自身を除く): 163539952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 997, 1543, 1994, 3086, 3988, 4985, 6172, 7715, 7976, 9970, 12344, 15430, 15952, 19940, 24688, 30860, 39880, 61720, 79760, 123440, 1538371, 3076742, 6153484, 7691855, 12306968, 15383710, 24613936, 30767420, 61534840, 123069680]

約数ペア:

[(1, 123069680), (2, 61534840), (4, 30767420), (5, 24613936), (8, 15383710), (10, 12306968), (16, 7691855), (20, 6153484), (40, 3076742), (80, 1538371), (997, 123440), (1543, 79760), (1994, 61720), (3086, 39880), (3988, 30860), (4985, 24688), (6172, 19940), (7715, 15952), (7976, 15430), (9970, 12344)]