7269520

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1021}}^1$

素因数の和:1123

約数の個数: 40

約数和(自身を含む): 17108280

約数和(自身を除く): 9838760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1021, 1424, 1780, 2042, 3560, 4084, 5105, 7120, 8168, 10210, 16336, 20420, 40840, 81680, 90869, 181738, 363476, 454345, 726952, 908690, 1453904, 1817380, 3634760, 7269520]

約数ペア:

[(1, 7269520), (2, 3634760), (4, 1817380), (5, 1453904), (8, 908690), (10, 726952), (16, 454345), (20, 363476), (40, 181738), (80, 90869), (89, 81680), (178, 40840), (356, 20420), (445, 16336), (712, 10210), (890, 8168), (1021, 7120), (1424, 5105), (1780, 4084), (2042, 3560)]