140858000

素因数分解:

$2^4\times 5^3\times {\mathrm{70429}}^1$

素因数の和:70452

約数の個数: 40

約数和(自身を含む): 340599480

約数和(自身を除く): 199741480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 70429, 140858, 281716, 352145, 563432, 704290, 1126864, 1408580, 1760725, 2817160, 3521450, 5634320, 7042900, 8803625, 14085800, 17607250, 28171600, 35214500, 70429000, 140858000]

約数ペア:

[(1, 140858000), (2, 70429000), (4, 35214500), (5, 28171600), (8, 17607250), (10, 14085800), (16, 8803625), (20, 7042900), (25, 5634320), (40, 3521450), (50, 2817160), (80, 1760725), (100, 1408580), (125, 1126864), (200, 704290), (250, 563432), (400, 352145), (500, 281716), (1000, 140858), (2000, 70429)]