2019955952

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{1091}}^1$

素因数の和:1438

約数の個数: 80

約数和(自身を含む): 4567041024

約数和(自身を除く): 2547085072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 271, 427, 488, 542, 854, 976, 1084, 1091, 1708, 1897, 2168, 2182, 3416, 3794, 4336, 4364, 6832, 7588, 7637, 8728, 15176, 15274, 16531, 17456, 30352, 30548, 33062, 61096, 66124, 66551, 115717, 122192, 132248, 133102, 231434, 264496, 266204, 295661, 462868, 465857, 532408, 591322, 925736, 931714, 1064816, 1182644, 1851472, 1863428, 2069627, 2365288, 3726856, 4139254, 4730576, 7453712, 8278508, 16557016, 18035321, 33114032, 36070642, 72141284, 126247247, 144282568, 252494494, 288565136, 504988988, 1009977976, 2019955952]

約数ペア:

[(1, 2019955952), (2, 1009977976), (4, 504988988), (7, 288565136), (8, 252494494), (14, 144282568), (16, 126247247), (28, 72141284), (56, 36070642), (61, 33114032), (112, 18035321), (122, 16557016), (244, 8278508), (271, 7453712), (427, 4730576), (488, 4139254), (542, 3726856), (854, 2365288), (976, 2069627), (1084, 1863428), (1091, 1851472), (1708, 1182644), (1897, 1064816), (2168, 931714), (2182, 925736), (3416, 591322), (3794, 532408), (4336, 465857), (4364, 462868), (6832, 295661), (7588, 266204), (7637, 264496), (8728, 231434), (15176, 133102), (15274, 132248), (16531, 122192), (17456, 115717), (30352, 66551), (30548, 66124), (33062, 61096)]