23219980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{165857}}^1$

素因数の和:165873

約数の個数: 24

約数和(自身を含む): 55728288

約数和(自身を除く): 32508308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 165857, 331714, 663428, 829285, 1160999, 1658570, 2321998, 3317140, 4643996, 5804995, 11609990, 23219980]

約数ペア:

[(1, 23219980), (2, 11609990), (4, 5804995), (5, 4643996), (7, 3317140), (10, 2321998), (14, 1658570), (20, 1160999), (28, 829285), (35, 663428), (70, 331714), (140, 165857)]