38669680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{347}}^1$

素因数の和:566

約数の個数: 80

約数和(自身を含む): 103564800

約数和(自身を除く): 64895120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 199, 280, 347, 398, 560, 694, 796, 995, 1388, 1393, 1592, 1735, 1990, 2429, 2776, 2786, 3184, 3470, 3980, 4858, 5552, 5572, 6940, 6965, 7960, 9716, 11144, 12145, 13880, 13930, 15920, 19432, 22288, 24290, 27760, 27860, 38864, 48580, 55720, 69053, 97160, 111440, 138106, 194320, 276212, 345265, 483371, 552424, 690530, 966742, 1104848, 1381060, 1933484, 2416855, 2762120, 3866968, 4833710, 5524240, 7733936, 9667420, 19334840, 38669680]

約数ペア:

[(1, 38669680), (2, 19334840), (4, 9667420), (5, 7733936), (7, 5524240), (8, 4833710), (10, 3866968), (14, 2762120), (16, 2416855), (20, 1933484), (28, 1381060), (35, 1104848), (40, 966742), (56, 690530), (70, 552424), (80, 483371), (112, 345265), (140, 276212), (199, 194320), (280, 138106), (347, 111440), (398, 97160), (560, 69053), (694, 55720), (796, 48580), (995, 38864), (1388, 27860), (1393, 27760), (1592, 24290), (1735, 22288), (1990, 19432), (2429, 15920), (2776, 13930), (2786, 13880), (3184, 12145), (3470, 11144), (3980, 9716), (4858, 7960), (5552, 6965), (5572, 6940)]