130857780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2180963}}^1$

素因数の和:2180975

約数の個数: 24

約数和(自身を含む): 366401952

約数和(自身を除く): 235544172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2180963, 4361926, 6542889, 8723852, 10904815, 13085778, 21809630, 26171556, 32714445, 43619260, 65428890, 130857780]

約数ペア:

[(1, 130857780), (2, 65428890), (3, 43619260), (4, 32714445), (5, 26171556), (6, 21809630), (10, 13085778), (12, 10904815), (15, 8723852), (20, 6542889), (30, 4361926), (60, 2180963)]