140696720

素因数分解:

$2^4\times 5^1\times {\mathrm{1758709}}^1$

素因数の和:1758722

約数の個数: 20

約数和(自身を含む): 327120060

約数和(自身を除く): 186423340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1758709, 3517418, 7034836, 8793545, 14069672, 17587090, 28139344, 35174180, 70348360, 140696720]

約数ペア:

[(1, 140696720), (2, 70348360), (4, 35174180), (5, 28139344), (8, 17587090), (10, 14069672), (16, 8793545), (20, 7034836), (40, 3517418), (80, 1758709)]