1440428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1723}}^1$

素因数の和:1757

約数の個数: 24

約数和(自身を含む): 2896320

約数和(自身を除く): 1455892

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 1723, 3446, 6892, 18953, 32737, 37906, 65474, 75812, 130948, 360107, 720214, 1440428]

約数ペア:

[(1, 1440428), (2, 720214), (4, 360107), (11, 130948), (19, 75812), (22, 65474), (38, 37906), (44, 32737), (76, 18953), (209, 6892), (418, 3446), (836, 1723)]