4021895

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{853}}^1$

素因数の和:922

約数の個数: 16

約数和(自身を含む): 5164992

約数和(自身を除く): 1143097

約数列:

[1, 5, 23, 41, 115, 205, 853, 943, 4265, 4715, 19619, 34973, 98095, 174865, 804379, 4021895]

約数ペア:

[(1, 4021895), (5, 804379), (23, 174865), (41, 98095), (115, 34973), (205, 19619), (853, 4715), (943, 4265)]