28489180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61933}}^1$

素因数の和:61965

約数の個数: 24

約数和(自身を含む): 62429472

約数和(自身を除く): 33940292

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 61933, 123866, 247732, 309665, 619330, 1238660, 1424459, 2848918, 5697836, 7122295, 14244590, 28489180]

約数ペア:

[(1, 28489180), (2, 14244590), (4, 7122295), (5, 5697836), (10, 2848918), (20, 1424459), (23, 1238660), (46, 619330), (92, 309665), (115, 247732), (230, 123866), (460, 61933)]