841000

素因数分解:

$2^3\times 5^3\times {\mathrm{29}}^2$

素因数の和:79

約数の個数: 48

約数和(自身を含む): 2038140

約数和(自身を除く): 1197140

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 100, 116, 125, 145, 200, 232, 250, 290, 500, 580, 725, 841, 1000, 1160, 1450, 1682, 2900, 3364, 3625, 4205, 5800, 6728, 7250, 8410, 14500, 16820, 21025, 29000, 33640, 42050, 84100, 105125, 168200, 210250, 420500, 841000]

約数ペア:

[(1, 841000), (2, 420500), (4, 210250), (5, 168200), (8, 105125), (10, 84100), (20, 42050), (25, 33640), (29, 29000), (40, 21025), (50, 16820), (58, 14500), (100, 8410), (116, 7250), (125, 6728), (145, 5800), (200, 4205), (232, 3625), (250, 3364), (290, 2900), (500, 1682), (580, 1450), (725, 1160), (841, 1000)]