1900565185

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{1637}}^1\times {\mathrm{2609}}^1$

素因数の和:4340

約数の個数: 16

約数和(自身を含む): 2308597200

約数和(自身を除く): 408032015

約数列:

[1, 5, 89, 445, 1637, 2609, 8185, 13045, 145693, 232201, 728465, 1161005, 4270933, 21354665, 380113037, 1900565185]

約数ペア:

[(1, 1900565185), (5, 380113037), (89, 21354665), (445, 4270933), (1637, 1161005), (2609, 728465), (8185, 232201), (13045, 145693)]