20161956420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{112010869}}^1$

素因数の和:112010884

約数の個数: 36

約数和(自身を含む): 61157935020

約数和(自身を除く): 40995978600

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 112010869, 224021738, 336032607, 448043476, 560054345, 672065214, 1008097821, 1120108690, 1344130428, 1680163035, 2016195642, 2240217380, 3360326070, 4032391284, 5040489105, 6720652140, 10080978210, 20161956420]

約数ペア:

[(1, 20161956420), (2, 10080978210), (3, 6720652140), (4, 5040489105), (5, 4032391284), (6, 3360326070), (9, 2240217380), (10, 2016195642), (12, 1680163035), (15, 1344130428), (18, 1120108690), (20, 1008097821), (30, 672065214), (36, 560054345), (45, 448043476), (60, 336032607), (90, 224021738), (180, 112010869)]