254366870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{32653}}^1$

素因数の和:32720

約数の個数: 32

約数和(自身を含む): 493728480

約数和(自身を除く): 239361610

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3895, 7790, 32653, 65306, 163265, 326530, 620407, 1240814, 1338773, 2677546, 3102035, 6204070, 6693865, 13387730, 25436687, 50873374, 127183435, 254366870]

約数ペア:

[(1, 254366870), (2, 127183435), (5, 50873374), (10, 25436687), (19, 13387730), (38, 6693865), (41, 6204070), (82, 3102035), (95, 2677546), (190, 1338773), (205, 1240814), (410, 620407), (779, 326530), (1558, 163265), (3895, 65306), (7790, 32653)]