156928348420

素因数分解:

$2^2\times 5^1\times {\mathrm{1901}}^1\times {\mathrm{4127521}}^1$

素因数の和:4129431

約数の個数: 24

約数和(自身を含む): 329722967448

約数和(自身を除く): 172794619028

約数列:

[1, 2, 4, 5, 10, 20, 1901, 3802, 7604, 9505, 19010, 38020, 4127521, 8255042, 16510084, 20637605, 41275210, 82550420, 7846417421, 15692834842, 31385669684, 39232087105, 78464174210, 156928348420]

約数ペア:

[(1, 156928348420), (2, 78464174210), (4, 39232087105), (5, 31385669684), (10, 15692834842), (20, 7846417421), (1901, 82550420), (3802, 41275210), (7604, 20637605), (9505, 16510084), (19010, 8255042), (38020, 4127521)]