2017114520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{5953}}^1$

素因数の和:6204

約数の個数: 64

約数和(自身を含む): 4668412320

約数和(自身を除く): 2651297800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 197, 215, 344, 394, 430, 788, 860, 985, 1576, 1720, 1970, 3940, 5953, 7880, 8471, 11906, 16942, 23812, 29765, 33884, 42355, 47624, 59530, 67768, 84710, 119060, 169420, 238120, 255979, 338840, 511958, 1023916, 1172741, 1279895, 2047832, 2345482, 2559790, 4690964, 5119580, 5863705, 9381928, 10239160, 11727410, 23454820, 46909640, 50427863, 100855726, 201711452, 252139315, 403422904, 504278630, 1008557260, 2017114520]

約数ペア:

[(1, 2017114520), (2, 1008557260), (4, 504278630), (5, 403422904), (8, 252139315), (10, 201711452), (20, 100855726), (40, 50427863), (43, 46909640), (86, 23454820), (172, 11727410), (197, 10239160), (215, 9381928), (344, 5863705), (394, 5119580), (430, 4690964), (788, 2559790), (860, 2345482), (985, 2047832), (1576, 1279895), (1720, 1172741), (1970, 1023916), (3940, 511958), (5953, 338840), (7880, 255979), (8471, 238120), (11906, 169420), (16942, 119060), (23812, 84710), (29765, 67768), (33884, 59530), (42355, 47624)]