19050800

素因数分解:

$2^4\times 5^2\times {\mathrm{97}}^1\times {\mathrm{491}}^1$

素因数の和:606

約数の個数: 60

約数和(自身を含む): 46335576

約数和(自身を除く): 27284776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 97, 100, 194, 200, 388, 400, 485, 491, 776, 970, 982, 1552, 1940, 1964, 2425, 2455, 3880, 3928, 4850, 4910, 7760, 7856, 9700, 9820, 12275, 19400, 19640, 24550, 38800, 39280, 47627, 49100, 95254, 98200, 190508, 196400, 238135, 381016, 476270, 762032, 952540, 1190675, 1905080, 2381350, 3810160, 4762700, 9525400, 19050800]

約数ペア:

[(1, 19050800), (2, 9525400), (4, 4762700), (5, 3810160), (8, 2381350), (10, 1905080), (16, 1190675), (20, 952540), (25, 762032), (40, 476270), (50, 381016), (80, 238135), (97, 196400), (100, 190508), (194, 98200), (200, 95254), (388, 49100), (400, 47627), (485, 39280), (491, 38800), (776, 24550), (970, 19640), (982, 19400), (1552, 12275), (1940, 9820), (1964, 9700), (2425, 7856), (2455, 7760), (3880, 4910), (3928, 4850)]