213792940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{562613}}^1$

素因数の和:562641

約数の個数: 24

約数和(自身を含む): 472595760

約数和(自身を除く): 258802820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 562613, 1125226, 2250452, 2813065, 5626130, 10689647, 11252260, 21379294, 42758588, 53448235, 106896470, 213792940]

約数ペア:

[(1, 213792940), (2, 106896470), (4, 53448235), (5, 42758588), (10, 21379294), (19, 11252260), (20, 10689647), (38, 5626130), (76, 2813065), (95, 2250452), (190, 1125226), (380, 562613)]