1900557688

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:405

約数の個数: 128

約数和(自身を含む): 4093056000

約数和(自身を除く): 2192498312

約数列:

[1, 2, 4, 8, 19, 29, 37, 38, 43, 58, 74, 76, 86, 116, 148, 152, 172, 232, 271, 296, 344, 542, 551, 703, 817, 1073, 1084, 1102, 1247, 1406, 1591, 1634, 2146, 2168, 2204, 2494, 2812, 3182, 3268, 4292, 4408, 4988, 5149, 5624, 6364, 6536, 7859, 8584, 9976, 10027, 10298, 11653, 12728, 15718, 20054, 20387, 20596, 23306, 23693, 30229, 31436, 40108, 40774, 41192, 46139, 46612, 47386, 60458, 62872, 80216, 81548, 92278, 93224, 94772, 120916, 149321, 163096, 184556, 189544, 190513, 221407, 241832, 290783, 298642, 337937, 369112, 381026, 431161, 442814, 581566, 597284, 675874, 762052, 862322, 876641, 885628, 1163132, 1194568, 1351748, 1524104, 1724644, 1753282, 1771256, 2326264, 2703496, 3449288, 3506564, 5524877, 6420803, 7013128, 8192059, 11049754, 12503669, 12841606, 16384118, 22099508, 25007338, 25683212, 32768236, 44199016, 50014676, 51366424, 65536472, 100029352, 237569711, 475139422, 950278844, 1900557688]

約数ペア:

[(1, 1900557688), (2, 950278844), (4, 475139422), (8, 237569711), (19, 100029352), (29, 65536472), (37, 51366424), (38, 50014676), (43, 44199016), (58, 32768236), (74, 25683212), (76, 25007338), (86, 22099508), (116, 16384118), (148, 12841606), (152, 12503669), (172, 11049754), (232, 8192059), (271, 7013128), (296, 6420803), (344, 5524877), (542, 3506564), (551, 3449288), (703, 2703496), (817, 2326264), (1073, 1771256), (1084, 1753282), (1102, 1724644), (1247, 1524104), (1406, 1351748), (1591, 1194568), (1634, 1163132), (2146, 885628), (2168, 876641), (2204, 862322), (2494, 762052), (2812, 675874), (3182, 597284), (3268, 581566), (4292, 442814), (4408, 431161), (4988, 381026), (5149, 369112), (5624, 337937), (6364, 298642), (6536, 290783), (7859, 241832), (8584, 221407), (9976, 190513), (10027, 189544), (10298, 184556), (11653, 163096), (12728, 149321), (15718, 120916), (20054, 94772), (20387, 93224), (20596, 92278), (23306, 81548), (23693, 80216), (30229, 62872), (31436, 60458), (40108, 47386), (40774, 46612), (41192, 46139)]