11159420

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5119}}^1$

素因数の和:5237

約数の個数: 24

約数和(自身を含む): 23654400

約数和(自身を除く): 12494980

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 5119, 10238, 20476, 25595, 51190, 102380, 557971, 1115942, 2231884, 2789855, 5579710, 11159420]

約数ペア:

[(1, 11159420), (2, 5579710), (4, 2789855), (5, 2231884), (10, 1115942), (20, 557971), (109, 102380), (218, 51190), (436, 25595), (545, 20476), (1090, 10238), (2180, 5119)]