14216920

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2557}}^1$

素因数の和:2707

約数の個数: 32

約数和(自身を含む): 32230800

約数和(自身を除く): 18013880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2557, 2780, 5114, 5560, 10228, 12785, 20456, 25570, 51140, 102280, 355423, 710846, 1421692, 1777115, 2843384, 3554230, 7108460, 14216920]

約数ペア:

[(1, 14216920), (2, 7108460), (4, 3554230), (5, 2843384), (8, 1777115), (10, 1421692), (20, 710846), (40, 355423), (139, 102280), (278, 51140), (556, 25570), (695, 20456), (1112, 12785), (1390, 10228), (2557, 5560), (2780, 5114)]