1372761680

素因数分解:

$2^4\times 5^1\times {\mathrm{17159521}}^1$

素因数の和:17159534

約数の個数: 20

約数和(自身を含む): 3191671092

約数和(自身を除く): 1818909412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 17159521, 34319042, 68638084, 85797605, 137276168, 171595210, 274552336, 343190420, 686380840, 1372761680]

約数ペア:

[(1, 1372761680), (2, 686380840), (4, 343190420), (5, 274552336), (8, 171595210), (10, 137276168), (16, 85797605), (20, 68638084), (40, 34319042), (80, 17159521)]