2018321530

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{2293}}^1$

素因数の和:2455

約数の個数: 64

約数和(自身を含む): 3924391680

約数和(自身を除く): 1906070150

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 89, 115, 178, 215, 230, 430, 445, 890, 989, 1978, 2047, 2293, 3827, 4094, 4586, 4945, 7654, 9890, 10235, 11465, 19135, 20470, 22930, 38270, 52739, 88021, 98599, 105478, 176042, 197198, 204077, 263695, 408154, 440105, 492995, 527390, 880210, 985990, 1020385, 2040770, 2267777, 4535554, 4693771, 8775311, 9387542, 11338885, 17550622, 22677770, 23468855, 43876555, 46937710, 87753110, 201832153, 403664306, 1009160765, 2018321530]

約数ペア:

[(1, 2018321530), (2, 1009160765), (5, 403664306), (10, 201832153), (23, 87753110), (43, 46937710), (46, 43876555), (86, 23468855), (89, 22677770), (115, 17550622), (178, 11338885), (215, 9387542), (230, 8775311), (430, 4693771), (445, 4535554), (890, 2267777), (989, 2040770), (1978, 1020385), (2047, 985990), (2293, 880210), (3827, 527390), (4094, 492995), (4586, 440105), (4945, 408154), (7654, 263695), (9890, 204077), (10235, 197198), (11465, 176042), (19135, 105478), (20470, 98599), (22930, 88021), (38270, 52739)]