1045660

素因数分解:

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

素因数の和:131

約数の個数: 72

約数和(自身を含む): 2815344

約数和(自身を除く): 1769684

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 97, 98, 110, 140, 154, 194, 196, 220, 245, 308, 385, 388, 485, 490, 539, 679, 770, 970, 980, 1067, 1078, 1358, 1540, 1940, 2134, 2156, 2695, 2716, 3395, 4268, 4753, 5335, 5390, 6790, 7469, 9506, 10670, 10780, 13580, 14938, 19012, 21340, 23765, 29876, 37345, 47530, 52283, 74690, 95060, 104566, 149380, 209132, 261415, 522830, 1045660]

約数ペア:

[(1, 1045660), (2, 522830), (4, 261415), (5, 209132), (7, 149380), (10, 104566), (11, 95060), (14, 74690), (20, 52283), (22, 47530), (28, 37345), (35, 29876), (44, 23765), (49, 21340), (55, 19012), (70, 14938), (77, 13580), (97, 10780), (98, 10670), (110, 9506), (140, 7469), (154, 6790), (194, 5390), (196, 5335), (220, 4753), (245, 4268), (308, 3395), (385, 2716), (388, 2695), (485, 2156), (490, 2134), (539, 1940), (679, 1540), (770, 1358), (970, 1078), (980, 1067)]