20938103600

素因数分解:

$2^4\times 5^2\times {\mathrm{61}}^1\times {\mathrm{317}}^1\times {\mathrm{2707}}^1$

素因数の和:3103

約数の個数: 120

約数和(自身を含む): 51308681808

約数和(自身を除く): 30370578208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 200, 244, 305, 317, 400, 488, 610, 634, 976, 1220, 1268, 1525, 1585, 2440, 2536, 2707, 3050, 3170, 4880, 5072, 5414, 6100, 6340, 7925, 10828, 12200, 12680, 13535, 15850, 19337, 21656, 24400, 25360, 27070, 31700, 38674, 43312, 54140, 63400, 67675, 77348, 96685, 108280, 126800, 135350, 154696, 165127, 193370, 216560, 270700, 309392, 330254, 386740, 483425, 541400, 660508, 773480, 825635, 858119, 966850, 1082800, 1321016, 1546960, 1651270, 1716238, 1933700, 2642032, 3302540, 3432476, 3867400, 4128175, 4290595, 6605080, 6864952, 7734800, 8256350, 8581190, 13210160, 13729904, 16512700, 17162380, 21452975, 33025400, 34324760, 42905950, 52345259, 66050800, 68649520, 85811900, 104690518, 171623800, 209381036, 261726295, 343247600, 418762072, 523452590, 837524144, 1046905180, 1308631475, 2093810360, 2617262950, 4187620720, 5234525900, 10469051800, 20938103600]

約数ペア:

[(1, 20938103600), (2, 10469051800), (4, 5234525900), (5, 4187620720), (8, 2617262950), (10, 2093810360), (16, 1308631475), (20, 1046905180), (25, 837524144), (40, 523452590), (50, 418762072), (61, 343247600), (80, 261726295), (100, 209381036), (122, 171623800), (200, 104690518), (244, 85811900), (305, 68649520), (317, 66050800), (400, 52345259), (488, 42905950), (610, 34324760), (634, 33025400), (976, 21452975), (1220, 17162380), (1268, 16512700), (1525, 13729904), (1585, 13210160), (2440, 8581190), (2536, 8256350), (2707, 7734800), (3050, 6864952), (3170, 6605080), (4880, 4290595), (5072, 4128175), (5414, 3867400), (6100, 3432476), (6340, 3302540), (7925, 2642032), (10828, 1933700), (12200, 1716238), (12680, 1651270), (13535, 1546960), (15850, 1321016), (19337, 1082800), (21656, 966850), (24400, 858119), (25360, 825635), (27070, 773480), (31700, 660508), (38674, 541400), (43312, 483425), (54140, 386740), (63400, 330254), (67675, 309392), (77348, 270700), (96685, 216560), (108280, 193370), (126800, 165127), (135350, 154696)]