1288016

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{1019}}^1$

素因数の和:1106

約数の個数: 20

約数和(自身を含む): 2529600

約数和(自身を除く): 1241584

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1019, 1264, 2038, 4076, 8152, 16304, 80501, 161002, 322004, 644008, 1288016]

約数ペア:

[(1, 1288016), (2, 644008), (4, 322004), (8, 161002), (16, 80501), (79, 16304), (158, 8152), (316, 4076), (632, 2038), (1019, 1264)]