20194279360

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{10243}}^1$

素因数の和:10422

約数の個数: 112

約数和(自身を含む): 49364688672

約数和(自身を除く): 29170409312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 101, 122, 160, 202, 244, 305, 320, 404, 488, 505, 610, 808, 976, 1010, 1220, 1616, 1952, 2020, 2440, 3232, 3904, 4040, 4880, 6161, 6464, 8080, 9760, 10243, 12322, 16160, 19520, 20486, 24644, 30805, 32320, 40972, 49288, 51215, 61610, 81944, 98576, 102430, 123220, 163888, 197152, 204860, 246440, 327776, 394304, 409720, 492880, 624823, 655552, 819440, 985760, 1034543, 1249646, 1638880, 1971520, 2069086, 2499292, 3124115, 3277760, 4138172, 4998584, 5172715, 6248230, 8276344, 9997168, 10345430, 12496460, 16552688, 19994336, 20690860, 24992920, 33105376, 39988672, 41381720, 49985840, 63107123, 66210752, 82763440, 99971680, 126214246, 165526880, 199943360, 252428492, 315535615, 331053760, 504856984, 631071230, 1009713968, 1262142460, 2019427936, 2524284920, 4038855872, 5048569840, 10097139680, 20194279360]

約数ペア:

[(1, 20194279360), (2, 10097139680), (4, 5048569840), (5, 4038855872), (8, 2524284920), (10, 2019427936), (16, 1262142460), (20, 1009713968), (32, 631071230), (40, 504856984), (61, 331053760), (64, 315535615), (80, 252428492), (101, 199943360), (122, 165526880), (160, 126214246), (202, 99971680), (244, 82763440), (305, 66210752), (320, 63107123), (404, 49985840), (488, 41381720), (505, 39988672), (610, 33105376), (808, 24992920), (976, 20690860), (1010, 19994336), (1220, 16552688), (1616, 12496460), (1952, 10345430), (2020, 9997168), (2440, 8276344), (3232, 6248230), (3904, 5172715), (4040, 4998584), (4880, 4138172), (6161, 3277760), (6464, 3124115), (8080, 2499292), (9760, 2069086), (10243, 1971520), (12322, 1638880), (16160, 1249646), (19520, 1034543), (20486, 985760), (24644, 819440), (30805, 655552), (32320, 624823), (40972, 492880), (49288, 409720), (51215, 394304), (61610, 327776), (81944, 246440), (98576, 204860), (102430, 197152), (123220, 163888)]