20402670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11149}}^1$

素因数の和:11220

約数の個数: 32

約数和(自身を含む): 49773600

約数和(自身を除く): 29370930

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 11149, 22298, 33447, 55745, 66894, 111490, 167235, 334470, 680089, 1360178, 2040267, 3400445, 4080534, 6800890, 10201335, 20402670]

約数ペア:

[(1, 20402670), (2, 10201335), (3, 6800890), (5, 4080534), (6, 3400445), (10, 2040267), (15, 1360178), (30, 680089), (61, 334470), (122, 167235), (183, 111490), (305, 66894), (366, 55745), (610, 33447), (915, 22298), (1830, 11149)]