2086171920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{413923}}^1$

素因数の和:413949

約数の個数: 120

約数和(自身を含む): 8006945856

約数和(自身を除く): 5920773936

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 413923, 827846, 1241769, 1655692, 2069615, 2483538, 2897461, 3311384, 3725307, 4139230, 4967076, 5794922, 6208845, 6622768, 7450614, 8278460, 8692383, 9934152, 11589844, 12417690, 14487305, 14901228, 16556920, 17384766, 18626535, 19868304, 23179688, 24835380, 26077149, 28974610, 29802456, 33113840, 34769532, 37253070, 43461915, 46359376, 49670760, 52154298, 57949220, 59604912, 69539064, 74506140, 86923830, 99341520, 104308596, 115898440, 130385745, 139078128, 149012280, 173847660, 208617192, 231796880, 260771490, 298024560, 347695320, 417234384, 521542980, 695390640, 1043085960, 2086171920]

約数ペア:

[(1, 2086171920), (2, 1043085960), (3, 695390640), (4, 521542980), (5, 417234384), (6, 347695320), (7, 298024560), (8, 260771490), (9, 231796880), (10, 208617192), (12, 173847660), (14, 149012280), (15, 139078128), (16, 130385745), (18, 115898440), (20, 104308596), (21, 99341520), (24, 86923830), (28, 74506140), (30, 69539064), (35, 59604912), (36, 57949220), (40, 52154298), (42, 49670760), (45, 46359376), (48, 43461915), (56, 37253070), (60, 34769532), (63, 33113840), (70, 29802456), (72, 28974610), (80, 26077149), (84, 24835380), (90, 23179688), (105, 19868304), (112, 18626535), (120, 17384766), (126, 16556920), (140, 14901228), (144, 14487305), (168, 12417690), (180, 11589844), (210, 9934152), (240, 8692383), (252, 8278460), (280, 7450614), (315, 6622768), (336, 6208845), (360, 5794922), (420, 4967076), (504, 4139230), (560, 3725307), (630, 3311384), (720, 2897461), (840, 2483538), (1008, 2069615), (1260, 1655692), (1680, 1241769), (2520, 827846), (5040, 413923)]