1905351448

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1039}}^1$

素因数の和:1305

約数の個数: 128

約数和(自身を含む): 4822272000

約数和(自身を除く): 2916920552

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 229, 286, 308, 364, 458, 572, 616, 728, 916, 1001, 1039, 1144, 1603, 1832, 2002, 2078, 2519, 2977, 3206, 4004, 4156, 5038, 5954, 6412, 7273, 8008, 8312, 10076, 11429, 11908, 12824, 13507, 14546, 17633, 20152, 20839, 22858, 23816, 27014, 29092, 32747, 35266, 41678, 45716, 54028, 58184, 65494, 70532, 80003, 83356, 91432, 94549, 108056, 130988, 141064, 148577, 160006, 166712, 189098, 229229, 237931, 261976, 297154, 320012, 378196, 458458, 475862, 594308, 640024, 756392, 916916, 951724, 1040039, 1188616, 1665517, 1833832, 1903448, 2080078, 2617241, 3093103, 3331034, 4160156, 5234482, 6186206, 6662068, 8320312, 10468964, 12372412, 13324136, 18320687, 20937928, 21651721, 24744824, 34024133, 36641374, 43303442, 68048266, 73282748, 86606884, 136096532, 146565496, 173213768, 238168931, 272193064, 476337862, 952675724, 1905351448]

約数ペア:

[(1, 1905351448), (2, 952675724), (4, 476337862), (7, 272193064), (8, 238168931), (11, 173213768), (13, 146565496), (14, 136096532), (22, 86606884), (26, 73282748), (28, 68048266), (44, 43303442), (52, 36641374), (56, 34024133), (77, 24744824), (88, 21651721), (91, 20937928), (104, 18320687), (143, 13324136), (154, 12372412), (182, 10468964), (229, 8320312), (286, 6662068), (308, 6186206), (364, 5234482), (458, 4160156), (572, 3331034), (616, 3093103), (728, 2617241), (916, 2080078), (1001, 1903448), (1039, 1833832), (1144, 1665517), (1603, 1188616), (1832, 1040039), (2002, 951724), (2078, 916916), (2519, 756392), (2977, 640024), (3206, 594308), (4004, 475862), (4156, 458458), (5038, 378196), (5954, 320012), (6412, 297154), (7273, 261976), (8008, 237931), (8312, 229229), (10076, 189098), (11429, 166712), (11908, 160006), (12824, 148577), (13507, 141064), (14546, 130988), (17633, 108056), (20152, 94549), (20839, 91432), (22858, 83356), (23816, 80003), (27014, 70532), (29092, 65494), (32747, 58184), (35266, 54028), (41678, 45716)]