2215741910

素因数分解:

$2^1\times 5^1\times {\mathrm{15649}}^1\times {\mathrm{14159}}^1$

素因数の和:29815

約数の個数: 16

約数和(自身を含む): 3988872000

約数和(自身を除く): 1773130090

約数列:

[1, 2, 5, 10, 14159, 15649, 28318, 31298, 70795, 78245, 141590, 156490, 221574191, 443148382, 1107870955, 2215741910]

約数ペア:

[(1, 2215741910), (2, 1107870955), (5, 443148382), (10, 221574191), (14159, 156490), (15649, 141590), (28318, 78245), (31298, 70795)]