12131420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{12379}}^1$

素因数の和:12402

約数の個数: 36

約数和(自身を含む): 29637720

約数和(自身を除く): 17506300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 12379, 24758, 49516, 61895, 86653, 123790, 173306, 247580, 346612, 433265, 606571, 866530, 1213142, 1733060, 2426284, 3032855, 6065710, 12131420]

約数ペア:

[(1, 12131420), (2, 6065710), (4, 3032855), (5, 2426284), (7, 1733060), (10, 1213142), (14, 866530), (20, 606571), (28, 433265), (35, 346612), (49, 247580), (70, 173306), (98, 123790), (140, 86653), (196, 61895), (245, 49516), (490, 24758), (980, 12379)]