2493518440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{8905423}}^1$

素因数の和:8905441

約数の個数: 32

約数和(自身を含む): 6411905280

約数和(自身を除く): 3918386840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 8905423, 17810846, 35621692, 44527115, 62337961, 71243384, 89054230, 124675922, 178108460, 249351844, 311689805, 356216920, 498703688, 623379610, 1246759220, 2493518440]

約数ペア:

[(1, 2493518440), (2, 1246759220), (4, 623379610), (5, 498703688), (7, 356216920), (8, 311689805), (10, 249351844), (14, 178108460), (20, 124675922), (28, 89054230), (35, 71243384), (40, 62337961), (56, 44527115), (70, 35621692), (140, 17810846), (280, 8905423)]