199914620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{434597}}^1$

素因数の和:434629

約数の個数: 24

約数和(自身を含む): 438074784

約数和(自身を除く): 238160164

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 434597, 869194, 1738388, 2172985, 4345970, 8691940, 9995731, 19991462, 39982924, 49978655, 99957310, 199914620]

約数ペア:

[(1, 199914620), (2, 99957310), (4, 49978655), (5, 39982924), (10, 19991462), (20, 9995731), (23, 8691940), (46, 4345970), (92, 2172985), (115, 1738388), (230, 869194), (460, 434597)]