1643180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1$

素因数の和:135

約数の個数: 72

約数和(自身を含む): 4379424

約数和(自身を除く): 2736244

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 97, 110, 121, 140, 154, 194, 220, 242, 308, 385, 388, 484, 485, 605, 679, 770, 847, 970, 1067, 1210, 1358, 1540, 1694, 1940, 2134, 2420, 2716, 3388, 3395, 4235, 4268, 5335, 6790, 7469, 8470, 10670, 11737, 13580, 14938, 16940, 21340, 23474, 29876, 37345, 46948, 58685, 74690, 82159, 117370, 149380, 164318, 234740, 328636, 410795, 821590, 1643180]

約数ペア:

[(1, 1643180), (2, 821590), (4, 410795), (5, 328636), (7, 234740), (10, 164318), (11, 149380), (14, 117370), (20, 82159), (22, 74690), (28, 58685), (35, 46948), (44, 37345), (55, 29876), (70, 23474), (77, 21340), (97, 16940), (110, 14938), (121, 13580), (140, 11737), (154, 10670), (194, 8470), (220, 7469), (242, 6790), (308, 5335), (385, 4268), (388, 4235), (484, 3395), (485, 3388), (605, 2716), (679, 2420), (770, 2134), (847, 1940), (970, 1694), (1067, 1540), (1210, 1358)]