2945180890

素因数分解:

$2^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{578621}}^1$

素因数の和:579137

約数の個数: 16

約数和(自身を含む): 5311749960

約数和(自身を除く): 2366569070

約数列:

[1, 2, 5, 10, 509, 1018, 2545, 5090, 578621, 1157242, 2893105, 5786210, 294518089, 589036178, 1472590445, 2945180890]

約数ペア:

[(1, 2945180890), (2, 1472590445), (5, 589036178), (10, 294518089), (509, 5786210), (1018, 2893105), (2545, 1157242), (5090, 578621)]