9972980

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{13477}}^1$

素因数の和:13523

約数の個数: 24

約数和(自身を含む): 21510888

約数和(自身を除く): 11537908

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 13477, 26954, 53908, 67385, 134770, 269540, 498649, 997298, 1994596, 2493245, 4986490, 9972980]

約数ペア:

[(1, 9972980), (2, 4986490), (4, 2493245), (5, 1994596), (10, 997298), (20, 498649), (37, 269540), (74, 134770), (148, 67385), (185, 53908), (370, 26954), (740, 13477)]