19082800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{4337}}^1$

素因数の和:4366

約数の個数: 60

約数和(自身を含む): 50025816

約数和(自身を除く): 30943016

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 2200, 4337, 4400, 8674, 17348, 21685, 34696, 43370, 47707, 69392, 86740, 95414, 108425, 173480, 190828, 216850, 238535, 346960, 381656, 433700, 477070, 763312, 867400, 954140, 1192675, 1734800, 1908280, 2385350, 3816560, 4770700, 9541400, 19082800]

約数ペア:

[(1, 19082800), (2, 9541400), (4, 4770700), (5, 3816560), (8, 2385350), (10, 1908280), (11, 1734800), (16, 1192675), (20, 954140), (22, 867400), (25, 763312), (40, 477070), (44, 433700), (50, 381656), (55, 346960), (80, 238535), (88, 216850), (100, 190828), (110, 173480), (176, 108425), (200, 95414), (220, 86740), (275, 69392), (400, 47707), (440, 43370), (550, 34696), (880, 21685), (1100, 17348), (2200, 8674), (4337, 4400)]