2619890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2879}}^1$

素因数の和:2906

約数の個数: 32

約数和(自身を含む): 5806080

約数和(自身を除く): 3186190

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 2879, 5758, 14395, 20153, 28790, 37427, 40306, 74854, 100765, 187135, 201530, 261989, 374270, 523978, 1309945, 2619890]

約数ペア:

[(1, 2619890), (2, 1309945), (5, 523978), (7, 374270), (10, 261989), (13, 201530), (14, 187135), (26, 100765), (35, 74854), (65, 40306), (70, 37427), (91, 28790), (130, 20153), (182, 14395), (455, 5758), (910, 2879)]