1900695505

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{787}}^1\times {\mathrm{21001}}^1$

素因数の和:21816

約数の個数: 16

約数和(自身を含む): 2383138944

約数和(自身を除く): 482443439

約数列:

[1, 5, 23, 115, 787, 3935, 18101, 21001, 90505, 105005, 483023, 2415115, 16527787, 82638935, 380139101, 1900695505]

約数ペア:

[(1, 1900695505), (5, 380139101), (23, 82638935), (115, 16527787), (787, 2415115), (3935, 483023), (18101, 105005), (21001, 90505)]