2778170

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:334

約数の個数: 32

約数和(自身を含む): 5349888

約数和(自身を除く): 2571718

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 230, 235, 257, 470, 514, 1081, 1285, 2162, 2570, 5405, 5911, 10810, 11822, 12079, 24158, 29555, 59110, 60395, 120790, 277817, 555634, 1389085, 2778170]

約数ペア:

[(1, 2778170), (2, 1389085), (5, 555634), (10, 277817), (23, 120790), (46, 60395), (47, 59110), (94, 29555), (115, 24158), (230, 12079), (235, 11822), (257, 10810), (470, 5911), (514, 5405), (1081, 2570), (1285, 2162)]