10890055

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{509}}^1$

素因数の和:914

約数の個数: 16

約数和(自身を含む): 14320800

約数和(自身を除く): 3430745

約数列:

[1, 5, 11, 55, 389, 509, 1945, 2545, 4279, 5599, 21395, 27995, 198001, 990005, 2178011, 10890055]

約数ペア:

[(1, 10890055), (5, 2178011), (11, 990005), (55, 198001), (389, 27995), (509, 21395), (1945, 5599), (2545, 4279)]