289945730

素因数分解:

$2^1\times 5^1\times {\mathrm{2081}}^1\times {\mathrm{13933}}^1$

素因数の和:16021

約数の個数: 16

約数和(自身を含む): 522190584

約数和(自身を除く): 232244854

約数列:

[1, 2, 5, 10, 2081, 4162, 10405, 13933, 20810, 27866, 69665, 139330, 28994573, 57989146, 144972865, 289945730]

約数ペア:

[(1, 289945730), (2, 144972865), (5, 57989146), (10, 28994573), (2081, 139330), (4162, 69665), (10405, 27866), (13933, 20810)]