2079764920

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1\times {\mathrm{1151}}^1$

素因数の和:1588

約数の個数: 64

約数和(自身を含む): 4727808000

約数和(自身を除く): 2648043080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 227, 398, 454, 796, 908, 995, 1135, 1151, 1592, 1816, 1990, 2270, 2302, 3980, 4540, 4604, 5755, 7960, 9080, 9208, 11510, 23020, 45173, 46040, 90346, 180692, 225865, 229049, 261277, 361384, 451730, 458098, 522554, 903460, 916196, 1045108, 1145245, 1306385, 1806920, 1832392, 2090216, 2290490, 2612770, 4580980, 5225540, 9161960, 10451080, 51994123, 103988246, 207976492, 259970615, 415952984, 519941230, 1039882460, 2079764920]

約数ペア:

[(1, 2079764920), (2, 1039882460), (4, 519941230), (5, 415952984), (8, 259970615), (10, 207976492), (20, 103988246), (40, 51994123), (199, 10451080), (227, 9161960), (398, 5225540), (454, 4580980), (796, 2612770), (908, 2290490), (995, 2090216), (1135, 1832392), (1151, 1806920), (1592, 1306385), (1816, 1145245), (1990, 1045108), (2270, 916196), (2302, 903460), (3980, 522554), (4540, 458098), (4604, 451730), (5755, 361384), (7960, 261277), (9080, 229049), (9208, 225865), (11510, 180692), (23020, 90346), (45173, 46040)]