3640688

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{1637}}^1$

素因数の和:1784

約数の個数: 20

約数和(自身を含む): 7108920

約数和(自身を除く): 3468232

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 1637, 2224, 3274, 6548, 13096, 26192, 227543, 455086, 910172, 1820344, 3640688]

約数ペア:

[(1, 3640688), (2, 1820344), (4, 910172), (8, 455086), (16, 227543), (139, 26192), (278, 13096), (556, 6548), (1112, 3274), (1637, 2224)]