2011213120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{919}}^1\times {\mathrm{977}}^1$

素因数の和:1920

約数の個数: 112

約数和(自身を含む): 5484936960

約数和(自身を除く): 3473723840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 919, 977, 1120, 1838, 1954, 2240, 3676, 3908, 4595, 4885, 6433, 6839, 7352, 7816, 9190, 9770, 12866, 13678, 14704, 15632, 18380, 19540, 25732, 27356, 29408, 31264, 32165, 34195, 36760, 39080, 51464, 54712, 58816, 62528, 64330, 68390, 73520, 78160, 102928, 109424, 128660, 136780, 147040, 156320, 205856, 218848, 257320, 273560, 294080, 312640, 411712, 437696, 514640, 547120, 897863, 1029280, 1094240, 1795726, 2058560, 2188480, 3591452, 4489315, 6285041, 7182904, 8978630, 12570082, 14365808, 17957260, 25140164, 28731616, 31425205, 35914520, 50280328, 57463232, 62850410, 71829040, 100560656, 125700820, 143658080, 201121312, 251401640, 287316160, 402242624, 502803280, 1005606560, 2011213120]

約数ペア:

[(1, 2011213120), (2, 1005606560), (4, 502803280), (5, 402242624), (7, 287316160), (8, 251401640), (10, 201121312), (14, 143658080), (16, 125700820), (20, 100560656), (28, 71829040), (32, 62850410), (35, 57463232), (40, 50280328), (56, 35914520), (64, 31425205), (70, 28731616), (80, 25140164), (112, 17957260), (140, 14365808), (160, 12570082), (224, 8978630), (280, 7182904), (320, 6285041), (448, 4489315), (560, 3591452), (919, 2188480), (977, 2058560), (1120, 1795726), (1838, 1094240), (1954, 1029280), (2240, 897863), (3676, 547120), (3908, 514640), (4595, 437696), (4885, 411712), (6433, 312640), (6839, 294080), (7352, 273560), (7816, 257320), (9190, 218848), (9770, 205856), (12866, 156320), (13678, 147040), (14704, 136780), (15632, 128660), (18380, 109424), (19540, 102928), (25732, 78160), (27356, 73520), (29408, 68390), (31264, 64330), (32165, 62528), (34195, 58816), (36760, 54712), (39080, 51464)]