2018719660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:583

約数の個数: 96

約数和(自身を含む): 4513646592

約数和(自身を除く): 2494926932

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 103, 115, 137, 206, 230, 274, 311, 412, 460, 515, 548, 622, 685, 1030, 1244, 1370, 1555, 2060, 2369, 2740, 3110, 3151, 4738, 6220, 6302, 7153, 9476, 11845, 12604, 14111, 14306, 15755, 23690, 28222, 28612, 31510, 32033, 35765, 42607, 47380, 56444, 63020, 64066, 70555, 71530, 85214, 128132, 141110, 143060, 160165, 170428, 213035, 282220, 320330, 324553, 426070, 640660, 649106, 736759, 852140, 979961, 1298212, 1473518, 1622765, 1959922, 2947036, 3245530, 3683795, 3919844, 4388521, 4899805, 6491060, 7367590, 8777042, 9799610, 14735180, 17554084, 19599220, 21942605, 43885210, 87770420, 100935983, 201871966, 403743932, 504679915, 1009359830, 2018719660]

約数ペア:

[(1, 2018719660), (2, 1009359830), (4, 504679915), (5, 403743932), (10, 201871966), (20, 100935983), (23, 87770420), (46, 43885210), (92, 21942605), (103, 19599220), (115, 17554084), (137, 14735180), (206, 9799610), (230, 8777042), (274, 7367590), (311, 6491060), (412, 4899805), (460, 4388521), (515, 3919844), (548, 3683795), (622, 3245530), (685, 2947036), (1030, 1959922), (1244, 1622765), (1370, 1473518), (1555, 1298212), (2060, 979961), (2369, 852140), (2740, 736759), (3110, 649106), (3151, 640660), (4738, 426070), (6220, 324553), (6302, 320330), (7153, 282220), (9476, 213035), (11845, 170428), (12604, 160165), (14111, 143060), (14306, 141110), (15755, 128132), (23690, 85214), (28222, 71530), (28612, 70555), (31510, 64066), (32033, 63020), (35765, 56444), (42607, 47380)]