5400980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20773}}^1$

素因数の和:20795

約数の個数: 24

約数和(自身を含む): 12215112

約数和(自身を除く): 6814132

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 20773, 41546, 83092, 103865, 207730, 270049, 415460, 540098, 1080196, 1350245, 2700490, 5400980]

約数ペア:

[(1, 5400980), (2, 2700490), (4, 1350245), (5, 1080196), (10, 540098), (13, 415460), (20, 270049), (26, 207730), (52, 103865), (65, 83092), (130, 41546), (260, 20773)]