127112860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{129707}}^1$

素因数の和:129730

約数の個数: 36

約数和(自身を含む): 310520952

約数和(自身を除く): 183408092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 129707, 259414, 518828, 648535, 907949, 1297070, 1815898, 2594140, 3631796, 4539745, 6355643, 9079490, 12711286, 18158980, 25422572, 31778215, 63556430, 127112860]

約数ペア:

[(1, 127112860), (2, 63556430), (4, 31778215), (5, 25422572), (7, 18158980), (10, 12711286), (14, 9079490), (20, 6355643), (28, 4539745), (35, 3631796), (49, 2594140), (70, 1815898), (98, 1297070), (140, 907949), (196, 648535), (245, 518828), (490, 259414), (980, 129707)]