13664080

素因数分解:

$2^4\times 5^1\times {\mathrm{170801}}^1$

素因数の和:170814

約数の個数: 20

約数和(自身を含む): 31769172

約数和(自身を除く): 18105092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 170801, 341602, 683204, 854005, 1366408, 1708010, 2732816, 3416020, 6832040, 13664080]

約数ペア:

[(1, 13664080), (2, 6832040), (4, 3416020), (5, 2732816), (8, 1708010), (10, 1366408), (16, 854005), (20, 683204), (40, 341602), (80, 170801)]