28664340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{477739}}^1$

素因数の和:477751

約数の個数: 24

約数和(自身を含む): 80260320

約数和(自身を除く): 51595980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 477739, 955478, 1433217, 1910956, 2388695, 2866434, 4777390, 5732868, 7166085, 9554780, 14332170, 28664340]

約数ペア:

[(1, 28664340), (2, 14332170), (3, 9554780), (4, 7166085), (5, 5732868), (6, 4777390), (10, 2866434), (12, 2388695), (15, 1910956), (20, 1433217), (30, 955478), (60, 477739)]