962980

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{541}}^1$

素因数の和:639

約数の個数: 24

約数和(自身を含む): 2048760

約数和(自身を除く): 1085780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 541, 890, 1082, 1780, 2164, 2705, 5410, 10820, 48149, 96298, 192596, 240745, 481490, 962980]

約数ペア:

[(1, 962980), (2, 481490), (4, 240745), (5, 192596), (10, 96298), (20, 48149), (89, 10820), (178, 5410), (356, 2705), (445, 2164), (541, 1780), (890, 1082)]