2106361840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1201}}^1\times {\mathrm{1993}}^1$

素因数の和:3218

約数の個数: 80

約数和(自身を含む): 5349630816

約数和(自身を除く): 3243268976

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 1201, 1993, 2402, 3986, 4804, 6005, 7972, 9608, 9965, 12010, 13211, 15944, 19216, 19930, 21923, 24020, 26422, 31888, 39860, 43846, 48040, 52844, 66055, 79720, 87692, 96080, 105688, 109615, 132110, 159440, 175384, 211376, 219230, 264220, 350768, 438460, 528440, 876920, 1056880, 1753840, 2393593, 4787186, 9574372, 11967965, 19148744, 23935930, 26329523, 38297488, 47871860, 52659046, 95743720, 105318092, 131647615, 191487440, 210636184, 263295230, 421272368, 526590460, 1053180920, 2106361840]

約数ペア:

[(1, 2106361840), (2, 1053180920), (4, 526590460), (5, 421272368), (8, 263295230), (10, 210636184), (11, 191487440), (16, 131647615), (20, 105318092), (22, 95743720), (40, 52659046), (44, 47871860), (55, 38297488), (80, 26329523), (88, 23935930), (110, 19148744), (176, 11967965), (220, 9574372), (440, 4787186), (880, 2393593), (1201, 1753840), (1993, 1056880), (2402, 876920), (3986, 528440), (4804, 438460), (6005, 350768), (7972, 264220), (9608, 219230), (9965, 211376), (12010, 175384), (13211, 159440), (15944, 132110), (19216, 109615), (19930, 105688), (21923, 96080), (24020, 87692), (26422, 79720), (31888, 66055), (39860, 52844), (43846, 48040)]