2020558876

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:252

約数の個数: 144

約数和(自身を含む): 4524085440

約数和(自身を除く): 2503526564

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 58, 61, 76, 113, 116, 122, 133, 203, 226, 244, 266, 361, 406, 427, 452, 532, 551, 722, 791, 812, 854, 1102, 1159, 1444, 1582, 1708, 1769, 2147, 2204, 2318, 2527, 3164, 3277, 3538, 3857, 4294, 4636, 5054, 6554, 6893, 7076, 7714, 8113, 8588, 10108, 10469, 12383, 13108, 13786, 15029, 15428, 16226, 20938, 22021, 22939, 24766, 27572, 30058, 32452, 33611, 40793, 41876, 44042, 45878, 48251, 49532, 60116, 62263, 67222, 73283, 81586, 88084, 91756, 96502, 124526, 130967, 134444, 146566, 154147, 163172, 193004, 199897, 235277, 249052, 261934, 285551, 293132, 308294, 399794, 435841, 470554, 523868, 571102, 616588, 638609, 799588, 871682, 916769, 941108, 1142204, 1182997, 1277218, 1399279, 1743364, 1833538, 2365994, 2488373, 2554436, 2798558, 3667076, 3798043, 4470263, 4731988, 4976746, 5597116, 7596086, 8280979, 8940526, 9953492, 15192172, 16561958, 17418611, 17881052, 26586301, 33123916, 34837222, 53172602, 69674444, 72162817, 106345204, 144325634, 288651268, 505139719, 1010279438, 2020558876]

約数ペア:

[(1, 2020558876), (2, 1010279438), (4, 505139719), (7, 288651268), (14, 144325634), (19, 106345204), (28, 72162817), (29, 69674444), (38, 53172602), (58, 34837222), (61, 33123916), (76, 26586301), (113, 17881052), (116, 17418611), (122, 16561958), (133, 15192172), (203, 9953492), (226, 8940526), (244, 8280979), (266, 7596086), (361, 5597116), (406, 4976746), (427, 4731988), (452, 4470263), (532, 3798043), (551, 3667076), (722, 2798558), (791, 2554436), (812, 2488373), (854, 2365994), (1102, 1833538), (1159, 1743364), (1444, 1399279), (1582, 1277218), (1708, 1182997), (1769, 1142204), (2147, 941108), (2204, 916769), (2318, 871682), (2527, 799588), (3164, 638609), (3277, 616588), (3538, 571102), (3857, 523868), (4294, 470554), (4636, 435841), (5054, 399794), (6554, 308294), (6893, 293132), (7076, 285551), (7714, 261934), (8113, 249052), (8588, 235277), (10108, 199897), (10469, 193004), (12383, 163172), (13108, 154147), (13786, 146566), (15029, 134444), (15428, 130967), (16226, 124526), (20938, 96502), (22021, 91756), (22939, 88084), (24766, 81586), (27572, 73283), (30058, 67222), (32452, 62263), (33611, 60116), (40793, 49532), (41876, 48251), (44042, 45878)]