40083784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1997}}^1$

素因数の和:2209

約数の個数: 32

約数和(自身を含む): 81398520

約数和(自身を除く): 41314736

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193, 386, 772, 1544, 1997, 2509, 3994, 5018, 7988, 10036, 15976, 20072, 25961, 51922, 103844, 207688, 385421, 770842, 1541684, 3083368, 5010473, 10020946, 20041892, 40083784]

約数ペア:

[(1, 40083784), (2, 20041892), (4, 10020946), (8, 5010473), (13, 3083368), (26, 1541684), (52, 770842), (104, 385421), (193, 207688), (386, 103844), (772, 51922), (1544, 25961), (1997, 20072), (2509, 15976), (3994, 10036), (5018, 7988)]