39198440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:482

約数の個数: 64

約数和(自身を含む): 93000960

約数和(自身を除く): 53802520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 137, 184, 230, 274, 311, 460, 548, 622, 685, 920, 1096, 1244, 1370, 1555, 2488, 2740, 3110, 3151, 5480, 6220, 6302, 7153, 12440, 12604, 14306, 15755, 25208, 28612, 31510, 35765, 42607, 57224, 63020, 71530, 85214, 126040, 143060, 170428, 213035, 286120, 340856, 426070, 852140, 979961, 1704280, 1959922, 3919844, 4899805, 7839688, 9799610, 19599220, 39198440]

約数ペア:

[(1, 39198440), (2, 19599220), (4, 9799610), (5, 7839688), (8, 4899805), (10, 3919844), (20, 1959922), (23, 1704280), (40, 979961), (46, 852140), (92, 426070), (115, 340856), (137, 286120), (184, 213035), (230, 170428), (274, 143060), (311, 126040), (460, 85214), (548, 71530), (622, 63020), (685, 57224), (920, 42607), (1096, 35765), (1244, 31510), (1370, 28612), (1555, 25208), (2488, 15755), (2740, 14306), (3110, 12604), (3151, 12440), (5480, 7153), (6220, 6302)]