1488892970

素因数分解:

$2^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{271}}^1\times {\mathrm{2089}}^1$

素因数の和:2630

約数の個数: 32

約数和(自身を含む): 2701416960

約数和(自身を除く): 1212523990

約数列:

[1, 2, 5, 10, 263, 271, 526, 542, 1315, 1355, 2089, 2630, 2710, 4178, 10445, 20890, 71273, 142546, 356365, 549407, 566119, 712730, 1098814, 1132238, 2747035, 2830595, 5494070, 5661190, 148889297, 297778594, 744446485, 1488892970]

約数ペア:

[(1, 1488892970), (2, 744446485), (5, 297778594), (10, 148889297), (263, 5661190), (271, 5494070), (526, 2830595), (542, 2747035), (1315, 1132238), (1355, 1098814), (2089, 712730), (2630, 566119), (2710, 549407), (4178, 356365), (10445, 142546), (20890, 71273)]