40988536

素因数分解:

$2^3\times {\mathrm{181}}^1\times {\mathrm{28307}}^1$

素因数の和:28494

約数の個数: 16

約数和(自身を含む): 77280840

約数和(自身を除く): 36292304

約数列:

[1, 2, 4, 8, 181, 362, 724, 1448, 28307, 56614, 113228, 226456, 5123567, 10247134, 20494268, 40988536]

約数ペア:

[(1, 40988536), (2, 20494268), (4, 10247134), (8, 5123567), (181, 226456), (362, 113228), (724, 56614), (1448, 28307)]