1920352016

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{1091}}^1$

素因数の和:1320

約数の個数: 80

約数和(自身を含む): 4148359488

約数和(自身を除く): 2228007472

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 73, 88, 137, 146, 176, 274, 292, 548, 584, 803, 1091, 1096, 1168, 1507, 1606, 2182, 2192, 3014, 3212, 4364, 6028, 6424, 8728, 10001, 12001, 12056, 12848, 17456, 20002, 24002, 24112, 40004, 48004, 79643, 80008, 96008, 110011, 149467, 159286, 160016, 192016, 220022, 298934, 318572, 440044, 597868, 637144, 876073, 880088, 1195736, 1274288, 1644137, 1752146, 1760176, 2391472, 3288274, 3504292, 6576548, 7008584, 10911091, 13153096, 14017168, 21822182, 26306192, 43644364, 87288728, 120022001, 174577456, 240044002, 480088004, 960176008, 1920352016]

約数ペア:

[(1, 1920352016), (2, 960176008), (4, 480088004), (8, 240044002), (11, 174577456), (16, 120022001), (22, 87288728), (44, 43644364), (73, 26306192), (88, 21822182), (137, 14017168), (146, 13153096), (176, 10911091), (274, 7008584), (292, 6576548), (548, 3504292), (584, 3288274), (803, 2391472), (1091, 1760176), (1096, 1752146), (1168, 1644137), (1507, 1274288), (1606, 1195736), (2182, 880088), (2192, 876073), (3014, 637144), (3212, 597868), (4364, 440044), (6028, 318572), (6424, 298934), (8728, 220022), (10001, 192016), (12001, 160016), (12056, 159286), (12848, 149467), (17456, 110011), (20002, 96008), (24002, 80008), (24112, 79643), (40004, 48004)]