12705890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{55243}}^1$

素因数の和:55273

約数の個数: 16

約数和(自身を含む): 23865408

約数和(自身を除く): 11159518

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 55243, 110486, 276215, 552430, 1270589, 2541178, 6352945, 12705890]

約数ペア:

[(1, 12705890), (2, 6352945), (5, 2541178), (10, 1270589), (23, 552430), (46, 276215), (115, 110486), (230, 55243)]