248528140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1775201}}^1$

素因数の和:1775217

約数の個数: 24

約数和(自身を含む): 596467872

約数和(自身を除く): 347939732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1775201, 3550402, 7100804, 8876005, 12426407, 17752010, 24852814, 35504020, 49705628, 62132035, 124264070, 248528140]

約数ペア:

[(1, 248528140), (2, 124264070), (4, 62132035), (5, 49705628), (7, 35504020), (10, 24852814), (14, 17752010), (20, 12426407), (28, 8876005), (35, 7100804), (70, 3550402), (140, 1775201)]