38957240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139133}}^1$

素因数の和:139151

約数の個数: 32

約数和(自身を含む): 100176480

約数和(自身を除く): 61219240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 139133, 278266, 556532, 695665, 973931, 1113064, 1391330, 1947862, 2782660, 3895724, 4869655, 5565320, 7791448, 9739310, 19478620, 38957240]

約数ペア:

[(1, 38957240), (2, 19478620), (4, 9739310), (5, 7791448), (7, 5565320), (8, 4869655), (10, 3895724), (14, 2782660), (20, 1947862), (28, 1391330), (35, 1113064), (40, 973931), (56, 695665), (70, 556532), (140, 278266), (280, 139133)]