19368200

素因数分解:

$2^3\times 5^2\times {\mathrm{113}}^1\times {\mathrm{857}}^1$

素因数の和:986

約数の個数: 48

約数和(自身を含む): 45482580

約数和(自身を除く): 26114380

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 113, 200, 226, 452, 565, 857, 904, 1130, 1714, 2260, 2825, 3428, 4285, 4520, 5650, 6856, 8570, 11300, 17140, 21425, 22600, 34280, 42850, 85700, 96841, 171400, 193682, 387364, 484205, 774728, 968410, 1936820, 2421025, 3873640, 4842050, 9684100, 19368200]

約数ペア:

[(1, 19368200), (2, 9684100), (4, 4842050), (5, 3873640), (8, 2421025), (10, 1936820), (20, 968410), (25, 774728), (40, 484205), (50, 387364), (100, 193682), (113, 171400), (200, 96841), (226, 85700), (452, 42850), (565, 34280), (857, 22600), (904, 21425), (1130, 17140), (1714, 11300), (2260, 8570), (2825, 6856), (3428, 5650), (4285, 4520)]