1381100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{1973}}^1$

素因数の和:1994

約数の個数: 36

約数和(自身を含む): 3426864

約数和(自身を除く): 2045764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 1973, 3946, 7892, 9865, 13811, 19730, 27622, 39460, 49325, 55244, 69055, 98650, 138110, 197300, 276220, 345275, 690550, 1381100]

約数ペア:

[(1, 1381100), (2, 690550), (4, 345275), (5, 276220), (7, 197300), (10, 138110), (14, 98650), (20, 69055), (25, 55244), (28, 49325), (35, 39460), (50, 27622), (70, 19730), (100, 13811), (140, 9865), (175, 7892), (350, 3946), (700, 1973)]