20792357200

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{45319}}^1$

素因数の和:45405

約数の個数: 120

約数和(自身を含む): 52959864320

約数和(自身を除く): 32167507120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 37, 40, 50, 62, 74, 80, 100, 124, 148, 155, 185, 200, 248, 296, 310, 370, 400, 496, 592, 620, 740, 775, 925, 1147, 1240, 1480, 1550, 1850, 2294, 2480, 2960, 3100, 3700, 4588, 5735, 6200, 7400, 9176, 11470, 12400, 14800, 18352, 22940, 28675, 45319, 45880, 57350, 90638, 91760, 114700, 181276, 226595, 229400, 362552, 453190, 458800, 725104, 906380, 1132975, 1404889, 1676803, 1812760, 2265950, 2809778, 3353606, 3625520, 4531900, 5619556, 6707212, 7024445, 8384015, 9063800, 11239112, 13414424, 14048890, 16768030, 18127600, 22478224, 26828848, 28097780, 33536060, 35122225, 41920075, 51980893, 56195560, 67072120, 70244450, 83840150, 103961786, 112391120, 134144240, 140488900, 167680300, 207923572, 259904465, 280977800, 335360600, 415847144, 519808930, 561955600, 670721200, 831694288, 1039617860, 1299522325, 2079235720, 2599044650, 4158471440, 5198089300, 10396178600, 20792357200]

約数ペア:

[(1, 20792357200), (2, 10396178600), (4, 5198089300), (5, 4158471440), (8, 2599044650), (10, 2079235720), (16, 1299522325), (20, 1039617860), (25, 831694288), (31, 670721200), (37, 561955600), (40, 519808930), (50, 415847144), (62, 335360600), (74, 280977800), (80, 259904465), (100, 207923572), (124, 167680300), (148, 140488900), (155, 134144240), (185, 112391120), (200, 103961786), (248, 83840150), (296, 70244450), (310, 67072120), (370, 56195560), (400, 51980893), (496, 41920075), (592, 35122225), (620, 33536060), (740, 28097780), (775, 26828848), (925, 22478224), (1147, 18127600), (1240, 16768030), (1480, 14048890), (1550, 13414424), (1850, 11239112), (2294, 9063800), (2480, 8384015), (2960, 7024445), (3100, 6707212), (3700, 5619556), (4588, 4531900), (5735, 3625520), (6200, 3353606), (7400, 2809778), (9176, 2265950), (11470, 1812760), (12400, 1676803), (14800, 1404889), (18352, 1132975), (22940, 906380), (28675, 725104), (45319, 458800), (45880, 453190), (57350, 362552), (90638, 229400), (91760, 226595), (114700, 181276)]