2091320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1$

素因数の和:133

約数の個数: 96

約数和(自身を含む): 6032880

約数和(自身を除く): 3941560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 97, 98, 110, 140, 154, 194, 196, 220, 245, 280, 308, 385, 388, 392, 440, 485, 490, 539, 616, 679, 770, 776, 970, 980, 1067, 1078, 1358, 1540, 1940, 1960, 2134, 2156, 2695, 2716, 3080, 3395, 3880, 4268, 4312, 4753, 5335, 5390, 5432, 6790, 7469, 8536, 9506, 10670, 10780, 13580, 14938, 19012, 21340, 21560, 23765, 27160, 29876, 37345, 38024, 42680, 47530, 52283, 59752, 74690, 95060, 104566, 149380, 190120, 209132, 261415, 298760, 418264, 522830, 1045660, 2091320]

約数ペア:

[(1, 2091320), (2, 1045660), (4, 522830), (5, 418264), (7, 298760), (8, 261415), (10, 209132), (11, 190120), (14, 149380), (20, 104566), (22, 95060), (28, 74690), (35, 59752), (40, 52283), (44, 47530), (49, 42680), (55, 38024), (56, 37345), (70, 29876), (77, 27160), (88, 23765), (97, 21560), (98, 21340), (110, 19012), (140, 14938), (154, 13580), (194, 10780), (196, 10670), (220, 9506), (245, 8536), (280, 7469), (308, 6790), (385, 5432), (388, 5390), (392, 5335), (440, 4753), (485, 4312), (490, 4268), (539, 3880), (616, 3395), (679, 3080), (770, 2716), (776, 2695), (970, 2156), (980, 2134), (1067, 1960), (1078, 1940), (1358, 1540)]