19667900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{28097}}^1$

素因数の和:28118

約数の個数: 36

約数和(自身を含む): 48778128

約数和(自身を除く): 29110228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 28097, 56194, 112388, 140485, 196679, 280970, 393358, 561940, 702425, 786716, 983395, 1404850, 1966790, 2809700, 3933580, 4916975, 9833950, 19667900]

約数ペア:

[(1, 19667900), (2, 9833950), (4, 4916975), (5, 3933580), (7, 2809700), (10, 1966790), (14, 1404850), (20, 983395), (25, 786716), (28, 702425), (35, 561940), (50, 393358), (70, 280970), (100, 196679), (140, 140485), (175, 112388), (350, 56194), (700, 28097)]