11808020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{12049}}^1$

素因数の和:12072

約数の個数: 36

約数和(自身を含む): 28847700

約数和(自身を除く): 17039680

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 12049, 24098, 48196, 60245, 84343, 120490, 168686, 240980, 337372, 421715, 590401, 843430, 1180802, 1686860, 2361604, 2952005, 5904010, 11808020]

約数ペア:

[(1, 11808020), (2, 5904010), (4, 2952005), (5, 2361604), (7, 1686860), (10, 1180802), (14, 843430), (20, 590401), (28, 421715), (35, 337372), (49, 240980), (70, 168686), (98, 120490), (140, 84343), (196, 60245), (245, 48196), (490, 24098), (980, 12049)]