190889690

素因数分解:

$2^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{70439}}^1$

素因数の和:70717

約数の個数: 16

約数和(自身を含む): 344874240

約数和(自身を除く): 153984550

約数列:

[1, 2, 5, 10, 271, 542, 1355, 2710, 70439, 140878, 352195, 704390, 19088969, 38177938, 95444845, 190889690]

約数ペア:

[(1, 190889690), (2, 95444845), (5, 38177938), (10, 19088969), (271, 704390), (542, 352195), (1355, 140878), (2710, 70439)]