72711460

素因数分解:

$2^2\times 5^1\times {\mathrm{1553}}^1\times {\mathrm{2341}}^1$

素因数の和:3903

約数の個数: 24

約数和(自身を含む): 152857656

約数和(自身を除く): 80146196

約数列:

[1, 2, 4, 5, 10, 20, 1553, 2341, 3106, 4682, 6212, 7765, 9364, 11705, 15530, 23410, 31060, 46820, 3635573, 7271146, 14542292, 18177865, 36355730, 72711460]

約数ペア:

[(1, 72711460), (2, 36355730), (4, 18177865), (5, 14542292), (10, 7271146), (20, 3635573), (1553, 46820), (2341, 31060), (3106, 23410), (4682, 15530), (6212, 11705), (7765, 9364)]