211364420

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{55331}}^1$

素因数の和:55531

約数の個数: 24

約数和(自身を含む): 446197248

約数和(自身を除く): 234832828

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 55331, 110662, 221324, 276655, 553310, 1106620, 10568221, 21136442, 42272884, 52841105, 105682210, 211364420]

約数ペア:

[(1, 211364420), (2, 105682210), (4, 52841105), (5, 42272884), (10, 21136442), (20, 10568221), (191, 1106620), (382, 553310), (764, 276655), (955, 221324), (1910, 110662), (3820, 55331)]