74813240

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{17159}}^1$

素因数の和:17279

約数の個数: 32

約数和(自身を含む): 169884000

約数和(自身を除く): 95070760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 17159, 34318, 68636, 85795, 137272, 171590, 343180, 686360, 1870331, 3740662, 7481324, 9351655, 14962648, 18703310, 37406620, 74813240]

約数ペア:

[(1, 74813240), (2, 37406620), (4, 18703310), (5, 14962648), (8, 9351655), (10, 7481324), (20, 3740662), (40, 1870331), (109, 686360), (218, 343180), (436, 171590), (545, 137272), (872, 85795), (1090, 68636), (2180, 34318), (4360, 17159)]