74398520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{265709}}^1$

素因数の和:265727

約数の個数: 32

約数和(自身を含む): 191311200

約数和(自身を除く): 116912680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 265709, 531418, 1062836, 1328545, 1859963, 2125672, 2657090, 3719926, 5314180, 7439852, 9299815, 10628360, 14879704, 18599630, 37199260, 74398520]

約数ペア:

[(1, 74398520), (2, 37199260), (4, 18599630), (5, 14879704), (7, 10628360), (8, 9299815), (10, 7439852), (14, 5314180), (20, 3719926), (28, 2657090), (35, 2125672), (40, 1859963), (56, 1328545), (70, 1062836), (140, 531418), (280, 265709)]