12137860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{479}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 29352960

約数和(自身を除く): 17215100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 181, 362, 479, 724, 905, 958, 1267, 1810, 1916, 2395, 2534, 3353, 3620, 4790, 5068, 6335, 6706, 9580, 12670, 13412, 16765, 25340, 33530, 67060, 86699, 173398, 346796, 433495, 606893, 866990, 1213786, 1733980, 2427572, 3034465, 6068930, 12137860]

約数ペア:

[(1, 12137860), (2, 6068930), (4, 3034465), (5, 2427572), (7, 1733980), (10, 1213786), (14, 866990), (20, 606893), (28, 433495), (35, 346796), (70, 173398), (140, 86699), (181, 67060), (362, 33530), (479, 25340), (724, 16765), (905, 13412), (958, 12670), (1267, 9580), (1810, 6706), (1916, 6335), (2395, 5068), (2534, 4790), (3353, 3620)]