48990740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{128923}}^1$

素因数の和:128951

約数の個数: 24

約数和(自身を含む): 108296160

約数和(自身を除く): 59305420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 128923, 257846, 515692, 644615, 1289230, 2449537, 2578460, 4899074, 9798148, 12247685, 24495370, 48990740]

約数ペア:

[(1, 48990740), (2, 24495370), (4, 12247685), (5, 9798148), (10, 4899074), (19, 2578460), (20, 2449537), (38, 1289230), (76, 644615), (95, 515692), (190, 257846), (380, 128923)]