996880280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{205967}}^1$

素因数の和:206000

約数の個数: 48

約数和(自身を含む): 2465436960

約数和(自身を除く): 1468556680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 205967, 411934, 823868, 1029835, 1647736, 2059670, 2265637, 4119340, 4531274, 8238680, 9062548, 11328185, 18125096, 22656370, 24922007, 45312740, 49844014, 90625480, 99688028, 124610035, 199376056, 249220070, 498440140, 996880280]

約数ペア:

[(1, 996880280), (2, 498440140), (4, 249220070), (5, 199376056), (8, 124610035), (10, 99688028), (11, 90625480), (20, 49844014), (22, 45312740), (40, 24922007), (44, 22656370), (55, 18125096), (88, 11328185), (110, 9062548), (121, 8238680), (220, 4531274), (242, 4119340), (440, 2265637), (484, 2059670), (605, 1647736), (968, 1029835), (1210, 823868), (2420, 411934), (4840, 205967)]