28840300

素因数分解:

$2^2\times 5^2\times {\mathrm{288403}}^1$

素因数の和:288417

約数の個数: 18

約数和(自身を含む): 62583668

約数和(自身を除く): 33743368

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 288403, 576806, 1153612, 1442015, 2884030, 5768060, 7210075, 14420150, 28840300]

約数ペア:

[(1, 28840300), (2, 14420150), (4, 7210075), (5, 5768060), (10, 2884030), (20, 1442015), (25, 1153612), (50, 576806), (100, 288403)]