201729380

素因数分解:

$2^2\times 5^1\times {\mathrm{2579}}^1\times {\mathrm{3911}}^1$

素因数の和:6499

約数の個数: 24

約数和(自身を含む): 423904320

約数和(自身を除く): 222174940

約数列:

[1, 2, 4, 5, 10, 20, 2579, 3911, 5158, 7822, 10316, 12895, 15644, 19555, 25790, 39110, 51580, 78220, 10086469, 20172938, 40345876, 50432345, 100864690, 201729380]

約数ペア:

[(1, 201729380), (2, 100864690), (4, 50432345), (5, 40345876), (10, 20172938), (20, 10086469), (2579, 78220), (3911, 51580), (5158, 39110), (7822, 25790), (10316, 19555), (12895, 15644)]