239420200

素因数分解:

$2^3\times 5^2\times {\mathrm{499}}^1\times {\mathrm{2399}}^1$

素因数の和:2914

約数の個数: 48

約数和(自身を含む): 558000000

約数和(自身を除く): 318579800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 499, 998, 1996, 2399, 2495, 3992, 4798, 4990, 9596, 9980, 11995, 12475, 19192, 19960, 23990, 24950, 47980, 49900, 59975, 95960, 99800, 119950, 239900, 479800, 1197101, 2394202, 4788404, 5985505, 9576808, 11971010, 23942020, 29927525, 47884040, 59855050, 119710100, 239420200]

約数ペア:

[(1, 239420200), (2, 119710100), (4, 59855050), (5, 47884040), (8, 29927525), (10, 23942020), (20, 11971010), (25, 9576808), (40, 5985505), (50, 4788404), (100, 2394202), (200, 1197101), (499, 479800), (998, 239900), (1996, 119950), (2399, 99800), (2495, 95960), (3992, 59975), (4798, 49900), (4990, 47980), (9596, 24950), (9980, 23990), (11995, 19960), (12475, 19192)]