19202720

素因数分解:

$2^5\times 5^1\times {\mathrm{120017}}^1$

素因数の和:120032

約数の個数: 24

約数和(自身を含む): 45366804

約数和(自身を除く): 26164084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 120017, 240034, 480068, 600085, 960136, 1200170, 1920272, 2400340, 3840544, 4800680, 9601360, 19202720]

約数ペア:

[(1, 19202720), (2, 9601360), (4, 4800680), (5, 3840544), (8, 2400340), (10, 1920272), (16, 1200170), (20, 960136), (32, 600085), (40, 480068), (80, 240034), (160, 120017)]