386066620

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{48623}}^1$

素因数の和:49029

約数の個数: 24

約数和(自身を含む): 812798784

約数和(自身を除く): 426732164

約数列:

[1, 2, 4, 5, 10, 20, 397, 794, 1588, 1985, 3970, 7940, 48623, 97246, 194492, 243115, 486230, 972460, 19303331, 38606662, 77213324, 96516655, 193033310, 386066620]

約数ペア:

[(1, 386066620), (2, 193033310), (4, 96516655), (5, 77213324), (10, 38606662), (20, 19303331), (397, 972460), (794, 486230), (1588, 243115), (1985, 194492), (3970, 97246), (7940, 48623)]