858486860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{821}}^1$

素因数の和:952

約数の個数: 144

約数和(自身を含む): 2314212768

約数和(自身を除く): 1455725908

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, 821, 970, 980, 1067, 1078, 1358, 1540, 1642, 1940, 2134, 2156, 2695, 2716, 3284, 3395, 4105, 4268, 4753, 5335, 5390, 5747, 6790, 7469, 8210, 9031, 9506, 10670, 10780, 11494, 13580, 14938, 16420, 18062, 19012, 21340, 22988, 23765, 28735, 29876, 36124, 37345, 40229, 45155, 47530, 52283, 57470, 63217, 74690, 79637, 80458, 90310, 95060, 104566, 114940, 126434, 149380, 159274, 160916, 180620, 201145, 209132, 252868, 261415, 316085, 318548, 398185, 402290, 442519, 522830, 557459, 632170, 796370, 804580, 876007, 885038, 1045660, 1114918, 1264340, 1592740, 1752014, 1770076, 2212595, 2229836, 2787295, 3504028, 3902213, 4380035, 4425190, 5574590, 6132049, 7804426, 8760070, 8850380, 11149180, 12264098, 15608852, 17520140, 19511065, 24528196, 30660245, 39022130, 42924343, 61320490, 78044260, 85848686, 122640980, 171697372, 214621715, 429243430, 858486860]

約数ペア:

[(1, 858486860), (2, 429243430), (4, 214621715), (5, 171697372), (7, 122640980), (10, 85848686), (11, 78044260), (14, 61320490), (20, 42924343), (22, 39022130), (28, 30660245), (35, 24528196), (44, 19511065), (49, 17520140), (55, 15608852), (70, 12264098), (77, 11149180), (97, 8850380), (98, 8760070), (110, 7804426), (140, 6132049), (154, 5574590), (194, 4425190), (196, 4380035), (220, 3902213), (245, 3504028), (308, 2787295), (385, 2229836), (388, 2212595), (485, 1770076), (490, 1752014), (539, 1592740), (679, 1264340), (770, 1114918), (821, 1045660), (970, 885038), (980, 876007), (1067, 804580), (1078, 796370), (1358, 632170), (1540, 557459), (1642, 522830), (1940, 442519), (2134, 402290), (2156, 398185), (2695, 318548), (2716, 316085), (3284, 261415), (3395, 252868), (4105, 209132), (4268, 201145), (4753, 180620), (5335, 160916), (5390, 159274), (5747, 149380), (6790, 126434), (7469, 114940), (8210, 104566), (9031, 95060), (9506, 90310), (10670, 80458), (10780, 79637), (11494, 74690), (13580, 63217), (14938, 57470), (16420, 52283), (18062, 47530), (19012, 45155), (21340, 40229), (22988, 37345), (23765, 36124), (28735, 29876)]