7938200

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2089}}^1$

素因数の和:2124

約数の個数: 48

約数和(自身を含む): 19437000

約数和(自身を除く): 11498800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 2089, 3800, 4178, 8356, 10445, 16712, 20890, 39691, 41780, 52225, 79382, 83560, 104450, 158764, 198455, 208900, 317528, 396910, 417800, 793820, 992275, 1587640, 1984550, 3969100, 7938200]

約数ペア:

[(1, 7938200), (2, 3969100), (4, 1984550), (5, 1587640), (8, 992275), (10, 793820), (19, 417800), (20, 396910), (25, 317528), (38, 208900), (40, 198455), (50, 158764), (76, 104450), (95, 83560), (100, 79382), (152, 52225), (190, 41780), (200, 39691), (380, 20890), (475, 16712), (760, 10445), (950, 8356), (1900, 4178), (2089, 3800)]