208538260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{24419}}^1$

素因数の和:24496

約数の個数: 48

約数和(自身を含む): 508717440

約数和(自身を除く): 300179180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8540, 24419, 48838, 97676, 122095, 170933, 244190, 341866, 488380, 683732, 854665, 1489559, 1709330, 2979118, 3418660, 5958236, 7447795, 10426913, 14895590, 20853826, 29791180, 41707652, 52134565, 104269130, 208538260]

約数ペア:

[(1, 208538260), (2, 104269130), (4, 52134565), (5, 41707652), (7, 29791180), (10, 20853826), (14, 14895590), (20, 10426913), (28, 7447795), (35, 5958236), (61, 3418660), (70, 2979118), (122, 1709330), (140, 1489559), (244, 854665), (305, 683732), (427, 488380), (610, 341866), (854, 244190), (1220, 170933), (1708, 122095), (2135, 97676), (4270, 48838), (8540, 24419)]