190939780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{222023}}^1$

素因数の和:222075

約数の個数: 24

約数和(自身を含む): 410300352

約数和(自身を除く): 219360572

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 222023, 444046, 888092, 1110115, 2220230, 4440460, 9546989, 19093978, 38187956, 47734945, 95469890, 190939780]

約数ペア:

[(1, 190939780), (2, 95469890), (4, 47734945), (5, 38187956), (10, 19093978), (20, 9546989), (43, 4440460), (86, 2220230), (172, 1110115), (215, 888092), (430, 444046), (860, 222023)]