28732140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{159623}}^1$

素因数の和:159638

約数の個数: 36

約数和(自身を含む): 87154704

約数和(自身を除く): 58422564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 159623, 319246, 478869, 638492, 798115, 957738, 1436607, 1596230, 1915476, 2394345, 2873214, 3192460, 4788690, 5746428, 7183035, 9577380, 14366070, 28732140]

約数ペア:

[(1, 28732140), (2, 14366070), (3, 9577380), (4, 7183035), (5, 5746428), (6, 4788690), (9, 3192460), (10, 2873214), (12, 2394345), (15, 1915476), (18, 1596230), (20, 1436607), (30, 957738), (36, 798115), (45, 638492), (60, 478869), (90, 319246), (180, 159623)]