76804940

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{28031}}^1$

素因数の和:28177

約数の個数: 24

約数和(自身を含む): 162473472

約数和(自身を除く): 85668532

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 28031, 56062, 112124, 140155, 280310, 560620, 3840247, 7680494, 15360988, 19201235, 38402470, 76804940]

約数ペア:

[(1, 76804940), (2, 38402470), (4, 19201235), (5, 15360988), (10, 7680494), (20, 3840247), (137, 560620), (274, 280310), (548, 140155), (685, 112124), (1370, 56062), (2740, 28031)]