19288400

素因数分解:

$2^4\times 5^2\times {\mathrm{48221}}^1$

素因数の和:48239

約数の個数: 30

約数和(自身を含む): 46341342

約数和(自身を除く): 27052942

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 48221, 96442, 192884, 241105, 385768, 482210, 771536, 964420, 1205525, 1928840, 2411050, 3857680, 4822100, 9644200, 19288400]

約数ペア:

[(1, 19288400), (2, 9644200), (4, 4822100), (5, 3857680), (8, 2411050), (10, 1928840), (16, 1205525), (20, 964420), (25, 771536), (40, 482210), (50, 385768), (80, 241105), (100, 192884), (200, 96442), (400, 48221)]