49868840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{178103}}^1$

素因数の和:178121

約数の個数: 32

約数和(自身を含む): 128234880

約数和(自身を除く): 78366040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 178103, 356206, 712412, 890515, 1246721, 1424824, 1781030, 2493442, 3562060, 4986884, 6233605, 7124120, 9973768, 12467210, 24934420, 49868840]

約数ペア:

[(1, 49868840), (2, 24934420), (4, 12467210), (5, 9973768), (7, 7124120), (8, 6233605), (10, 4986884), (14, 3562060), (20, 2493442), (28, 1781030), (35, 1424824), (40, 1246721), (56, 890515), (70, 712412), (140, 356206), (280, 178103)]