13239780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{220663}}^1$

素因数の和:220675

約数の個数: 24

約数和(自身を含む): 37071552

約数和(自身を除く): 23831772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 220663, 441326, 661989, 882652, 1103315, 1323978, 2206630, 2647956, 3309945, 4413260, 6619890, 13239780]

約数ペア:

[(1, 13239780), (2, 6619890), (3, 4413260), (4, 3309945), (5, 2647956), (6, 2206630), (10, 1323978), (12, 1103315), (15, 882652), (20, 661989), (30, 441326), (60, 220663)]