26900020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{27449}}^1$

素因数の和:27472

約数の個数: 36

約数和(自身を含む): 65715300

約数和(自身を除く): 38815280

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 27449, 54898, 109796, 137245, 192143, 274490, 384286, 548980, 768572, 960715, 1345001, 1921430, 2690002, 3842860, 5380004, 6725005, 13450010, 26900020]

約数ペア:

[(1, 26900020), (2, 13450010), (4, 6725005), (5, 5380004), (7, 3842860), (10, 2690002), (14, 1921430), (20, 1345001), (28, 960715), (35, 768572), (49, 548980), (70, 384286), (98, 274490), (140, 192143), (196, 137245), (245, 109796), (490, 54898), (980, 27449)]