2015257420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1069}}^1$

素因数の和:1160

約数の個数: 144

約数和(自身を含む): 5020696800

約数和(自身を除く): 3005439380

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 41, 44, 55, 76, 82, 95, 110, 121, 164, 190, 205, 209, 220, 242, 380, 410, 418, 451, 484, 605, 779, 820, 836, 902, 1045, 1069, 1210, 1558, 1804, 2090, 2138, 2255, 2299, 2420, 3116, 3895, 4180, 4276, 4510, 4598, 4961, 5345, 7790, 8569, 9020, 9196, 9922, 10690, 11495, 11759, 15580, 17138, 19844, 20311, 21380, 22990, 23518, 24805, 34276, 40622, 42845, 43829, 45980, 47036, 49610, 58795, 81244, 85690, 87658, 94259, 99220, 101555, 117590, 129349, 171380, 175316, 188518, 203110, 219145, 223421, 235180, 258698, 377036, 406220, 438290, 446842, 471295, 482119, 517396, 646745, 832751, 876580, 893684, 942590, 964238, 1117105, 1293490, 1665502, 1885180, 1928476, 2234210, 2410595, 2457631, 2586980, 3331004, 4163755, 4468420, 4821190, 4915262, 5303309, 8327510, 9160261, 9642380, 9830524, 10606618, 12288155, 16655020, 18320522, 21213236, 24576310, 26516545, 36641044, 45801305, 49152620, 53033090, 91602610, 100762871, 106066180, 183205220, 201525742, 403051484, 503814355, 1007628710, 2015257420]

約数ペア:

[(1, 2015257420), (2, 1007628710), (4, 503814355), (5, 403051484), (10, 201525742), (11, 183205220), (19, 106066180), (20, 100762871), (22, 91602610), (38, 53033090), (41, 49152620), (44, 45801305), (55, 36641044), (76, 26516545), (82, 24576310), (95, 21213236), (110, 18320522), (121, 16655020), (164, 12288155), (190, 10606618), (205, 9830524), (209, 9642380), (220, 9160261), (242, 8327510), (380, 5303309), (410, 4915262), (418, 4821190), (451, 4468420), (484, 4163755), (605, 3331004), (779, 2586980), (820, 2457631), (836, 2410595), (902, 2234210), (1045, 1928476), (1069, 1885180), (1210, 1665502), (1558, 1293490), (1804, 1117105), (2090, 964238), (2138, 942590), (2255, 893684), (2299, 876580), (2420, 832751), (3116, 646745), (3895, 517396), (4180, 482119), (4276, 471295), (4510, 446842), (4598, 438290), (4961, 406220), (5345, 377036), (7790, 258698), (8569, 235180), (9020, 223421), (9196, 219145), (9922, 203110), (10690, 188518), (11495, 175316), (11759, 171380), (15580, 129349), (17138, 117590), (19844, 101555), (20311, 99220), (21380, 94259), (22990, 87658), (23518, 85690), (24805, 81244), (34276, 58795), (40622, 49610), (42845, 47036), (43829, 45980)]