11489140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{44189}}^1$

素因数の和:44211

約数の個数: 24

約数和(自身を含む): 25983720

約数和(自身を除く): 14494580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 44189, 88378, 176756, 220945, 441890, 574457, 883780, 1148914, 2297828, 2872285, 5744570, 11489140]

約数ペア:

[(1, 11489140), (2, 5744570), (4, 2872285), (5, 2297828), (10, 1148914), (13, 883780), (20, 574457), (26, 441890), (52, 220945), (65, 176756), (130, 88378), (260, 44189)]