2785778870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{1447}}^1\times {\mathrm{3929}}^1$

素因数の和:5397

約数の個数: 48

約数和(自身を含む): 5838596640

約数和(自身を除く): 3052817770

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 1447, 2894, 3929, 7235, 7858, 10129, 14470, 19645, 20258, 27503, 39290, 50645, 55006, 70903, 101290, 137515, 141806, 192521, 275030, 354515, 385042, 709030, 962605, 1925210, 5685263, 11370526, 28426315, 39796841, 56852630, 79593682, 198984205, 278577887, 397968410, 557155774, 1392889435, 2785778870]

約数ペア:

[(1, 2785778870), (2, 1392889435), (5, 557155774), (7, 397968410), (10, 278577887), (14, 198984205), (35, 79593682), (49, 56852630), (70, 39796841), (98, 28426315), (245, 11370526), (490, 5685263), (1447, 1925210), (2894, 962605), (3929, 709030), (7235, 385042), (7858, 354515), (10129, 275030), (14470, 192521), (19645, 141806), (20258, 137515), (27503, 101290), (39290, 70903), (50645, 55006)]