679868840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2428103}}^1$

素因数の和:2428121

約数の個数: 32

約数和(自身を含む): 1748234880

約数和(自身を除く): 1068366040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2428103, 4856206, 9712412, 12140515, 16996721, 19424824, 24281030, 33993442, 48562060, 67986884, 84983605, 97124120, 135973768, 169967210, 339934420, 679868840]

約数ペア:

[(1, 679868840), (2, 339934420), (4, 169967210), (5, 135973768), (7, 97124120), (8, 84983605), (10, 67986884), (14, 48562060), (20, 33993442), (28, 24281030), (35, 19424824), (40, 16996721), (56, 12140515), (70, 9712412), (140, 4856206), (280, 2428103)]